Sigma Engineered Solutions ProConnex Round Zinc-Plated Steel 0.33 in. H X 2 in. W Knockout Seal

<div class="main-widget yotpo-display-wrapper yotpo-no-reviews" style="visibility: hidden;" data-source="default"> <div class="yotpo-label yotpo-small-box "> <a href="https://www.yotpo.com/?utm_campaign=branding_link_reviews_widget_v2&utm_medium=widget&utm_source=stinehome.com" class="yotpo-logo-link-new" aria-label="Powered by Yotpo link to their homepage" tabindex="0" target="_blank"> <span class="yotpo-logo-title "> Powered by </span> <div class="yotpo-icon-btn-big transparent-color-btn yotpo-icon yotpo-icon-yotpo-logo yotpo-logo-icon-new yotpo-icon yotpo-icon-yotpo-logo "> </div> </a> <div class="yotpo-logo-line"> </div> <div class="yotpo-clr"></div> </div> <div class="yotpo-display-wrapper" style="visibility: hidden;"> <div class="yotpo-regular-box yotpo-bottomline yotpo-bottomline-2-boxes yotpo-bottomline-empty-state"> <div class="yotpo-bottomline-box-1 yotpo-stars-and-sum-reviews" tabindex="0"> <span class="yotpo-stars"> <span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="sr-only">0.0 star rating</span> </span> <div class="yotpo-clr"></div> <div class="yotpo-default-button yotpo-icon-btn pull-right yotpo-hidden-mobile write-button write-review-button" role="button" tabindex="0"> <span class="yotpo-icon yotpo-icon-write"></span> <span class="yotpo-icon-button-text">write a review</span> </div> </div> <div class="yotpo-bottomline-box-2"> </div> <div class="yotpo-default-button yotpo-icon-btn pull-right yotpo-hidden-mobile write-button write-review-button" role="button" tabindex="0"> <span class="yotpo-icon yotpo-icon-write"></span> <span class="yotpo-icon-button-text">write a review</span> </div> <div class="yotpo-clr"></div> </div> <div class="yotpo-clr"></div> </div> <form aria-label="Write A Review Form"> <div class="write-review-wrapper write-form"> <div class="write-review yotpo-regular-box" id="write-review-tabpanel-main-widget" role="tabpanel"> <div class="yotpo-header"> <div> <h2 class="y-label yotpo-header-title">WRITE A REVIEW</h2> </div> <div class="yotpo-mandatory-explain"> <span class="yotpo-mandatory-mark">*</span> Indicates a required field </div> <br> <span class="yotpo-mandatory-mark">* </span> <span class="y-label" id="write-review-score-59a4108f-0045-4ff1-9795-39b86e347d1e">Score: <span class="form-input-error yotpo-hidden" id="yotpo_score_message_59a4108f-0045-4ff1-9795-39b86e347d1e"></span></span> <div aria-describedby="yotpo_score_message_59a4108f-0045-4ff1-9795-39b86e347d1e" aria-labelledby="write-review-score-59a4108f-0045-4ff1-9795-39b86e347d1e" role="radiogroup" tabindex="-1"> <span class="stars-wrapper"> <span class="yotpo-icon yotpo-icon-empty-star pull-left review-star" data-score="1" aria-label="score 1" role="radio" tabindex=0 aria-checked="false" aria-required="true"></span> <span class="yotpo-icon yotpo-icon-empty-star pull-left review-star" data-score="2" aria-label="score 2" role="radio" tabindex=-1 aria-checked="false" aria-required="true"></span> <span class="yotpo-icon yotpo-icon-empty-star pull-left review-star" data-score="3" aria-label="score 3" role="radio" tabindex=-1 aria-checked="false" aria-required="true"></span> <span class="yotpo-icon yotpo-icon-empty-star pull-left review-star" data-score="4" aria-label="score 4" role="radio" tabindex=-1 aria-checked="false" aria-required="true"></span> <span class="yotpo-icon yotpo-icon-empty-star pull-left review-star" data-score="5" aria-label="score 5" role="radio" tabindex=-1 aria-checked="false" aria-required="true"></span> </span> </div> </div> <div class="write-review-content"> <div class="form-group" > <div class="form-element"> <span class="yotpo-mandatory-mark">* </span> <label class="y-label" for="yotpo_input_review_title_59a4108f-0045-4ff1-9795-39b86e347d1e"> Title: <span class="form-input-error yotpo-hidden" id="yotpo_input_review_title_error_59a4108f-0045-4ff1-9795-39b86e347d1e"></span> </label> <input id="yotpo_input_review_title_59a4108f-0045-4ff1-9795-39b86e347d1e" class="y-input" name="review_title" maxlength="150" aria-required="true" placeholder="" aria-describedby="yotpo_input_review_title_error_59a4108f-0045-4ff1-9795-39b86e347d1e"/> </div> <div class="form-element"> <span class="yotpo-mandatory-mark">* </span> <label class="y-label" for="yotpo_input_review_content_59a4108f-0045-4ff1-9795-39b86e347d1e"> Review: <span class="form-input-error yotpo-hidden" id="yotpo_input_review_content_error_59a4108f-0045-4ff1-9795-39b86e347d1e"></span> </label> <textarea id="yotpo_input_review_content_59a4108f-0045-4ff1-9795-39b86e347d1e" class="y-input yotpo-text-box" name="review_content" aria-required="true" placeholder="" aria-describedby="yotpo_input_review_content_error_59a4108f-0045-4ff1-9795-39b86e347d1e"></textarea> </div> </div> </div> <div class="yotpo-footer yotpo-animation-opacity visible" style="display: inherit;"> <div class="socialize-wrapper"> <div class="connected">You are connected as <span class="username"></span></div> <div class="socialize"> <span class="y-label">Connect with:</span> <div> <div class="yotpo-default-button yotpo-icon-btn" data-network="twitter" aria-label="connect with twitter" role="link" tabindex="0"><span class="yotpo-icon yotpo-icon-twitter pull-left"></span></div> <div class="yotpo-default-button yotpo-icon-btn" data-network="facebook" aria-label="connect with facebook" role="link" tabindex="0"><span class="yotpo-icon yotpo-icon-facebook pull-left"></span></div> </div> </div> <div class="yotpo-or"> -OR- </div> </div> <div class="connect-wrapper visible " style="display: inherit;"> <div class="form-element name-input visible" style="display: inherit;"> <span class="yotpo-mandatory-mark">* </span> <label class="y-label" for="yotpo_input_review_username_59a4108f-0045-4ff1-9795-39b86e347d1e">Use your name: <span class="form-input-error yotpo-hidden" id="yotpo_input_review_username_error_59a4108f-0045-4ff1-9795-39b86e347d1e"></span></label> <input id="yotpo_input_review_username_59a4108f-0045-4ff1-9795-39b86e347d1e" class="y-input" autocomplete="nickname" name="display_name" maxlength="40" aria-required="true" placeholder="" aria-describedby="yotpo_input_review_username_error_59a4108f-0045-4ff1-9795-39b86e347d1e"/> </div> <div class="form-element email-input visible" style="display: inherit;"> <span class="yotpo-mandatory-mark">* </span> <label class="y-label" for="yotpo_input_review_email_59a4108f-0045-4ff1-9795-39b86e347d1e">Email: <span class="form-input-error yotpo-hidden" id="yotpo_input_review_email_error_59a4108f-0045-4ff1-9795-39b86e347d1e"></span></label> <input id="yotpo_input_review_email_59a4108f-0045-4ff1-9795-39b86e347d1e" class="y-input" autocomplete="email" name="email" aria-required="true" placeholder="" aria-describedby="yotpo_input_review_email_error_59a4108f-0045-4ff1-9795-39b86e347d1e"/> </div> <div class="yotpo-clr"></div> </div> </div> <div class="error-box yotpo-hidden"> <div class="text-wrapper"> <span class="error-text empty yotpo-hidden">Review&#39;s title &amp; body can&#39;t be empty</span> <span class="error-text empty_question yotpo-hidden">Question&#39;s body can&#39;t be empty</span> <span class="error-text score yotpo-hidden">Please enter a star rating for this review</span> <span class="error-text display_name_empty yotpo-hidden">Name field cannot be empty</span> <span class="error-text email yotpo-hidden">Invalid email</span> <span class="error-text user-already-reviewed yotpo-hidden">Your review has already been submitted.</span> <span class="error-text max_length yotpo-hidden">Max length was exceeded</span> <span class="error-text mandatory_field yotpo-hidden">Please fill out all of the mandatory (*) fields</span> <span class="error-text open_question_answer_length yotpo-hidden">One or more of your answers does not meet the required criteria</span> </div> <div class="yotpo-icon-btn-small transparent-color-btn"><span class="yotpo-icon yotpo-icon-cross" role='button' tabindex='0' aria-label="close error message"></span></div> </div> <div class="form-element submit-button"> <span class="form-input-error yotpo-hidden"></span> <input type="button" class="yotpo-default-button primary-color-btn yotpo-submit" aria-disabled="true" data-button-type="submit" value="Post"/> </div> <div class="yotpo-preloader-wrapper"> <div class="yotpo yotpo-pre-loader"> <span class="yotpo-empty-stars"> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> </span> <span class="yotpo-full-stars"> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> </span> </div> </div> <div class="yotpo-clr"></div> </div> </div> </form> <div class="yotpo-messages"> <div class="yotpo-thank-you yotpo-hidden" data-type="share" aria-label="Thank you for posting a review" tabindex="-1"> <div class="yotpo-icon-btn transparent-color-btn"><span class="yotpo-icon yotpo-icon-cross" role="button" tabindex="0"></span></div> <div class="yotpo-thankyou-header text-3xl"> <span class="yotpo-icon yotpo-icon-heart"></span> <span>Thank you for posting a review!</span> </div> <div class="yotpo-thankyou-content"> <span>We value your input. Share your review so everyone else can enjoy it too.</span> </div> <div class="yotpo-thankyou-footer" role="list"> <div class="yotpo-default-button yotpo-icon-btn" role="list-item"> <a class="social-link popup-link" href="#" target="_blank" data-network="facebook"> <span class="yotpo-icon yotpo-icon-facebook"></span> <span class="yotpo-icon-button-text" aria-label="share the review on facebook">share</span> </a> </div> <div class="yotpo-default-button yotpo-icon-btn" role="list-item"> <a class="social-link popup-link" href="#" target="_blank" data-network="twitter"> <span class="yotpo-icon yotpo-icon-twitter"></span> <span class="yotpo-icon-button-text" aria-label="share the review on twitter">share</span> </a> </div> <div class="yotpo-default-button yotpo-icon-btn" role="list-item"> <a class="social-link popup-link" href="#" target="_blank" data-network="linkedin"> <span class="yotpo-icon yotpo-icon-linkedin"></span> <span class="yotpo-icon-button-text" aria-label="share the review on linkedin">share</span> </a> </div> </div> </div> <div class="yotpo-thank-you yotpo-hidden" data-type="pending-for-review-approval"> <div class="yotpo-icon-btn transparent-color-btn"><span class="yotpo-icon yotpo-icon-cross" role="button" tabindex="0"></span></div> <div class="yotpo-thankyou-header text-3xl"> <span class="yotpo-icon yotpo-icon-heart"></span> <span>Thank you for posting a review!</span> </div> <div class="yotpo-thankyou-content"> <span>Your review was sent successfully and is now waiting for our staff to publish it.</span> </div> </div> </div> <div class="yotpo-small-box yotpo-nav reviews yotpo-hidden"> <div class="yotpo-nav yotpo-nav-primary"> <ul role="tablist"> <li class="yotpo-nav-tab yotpo-active" data-type="reviews" data-content="yotpo-reviews-130375b7-bbb6-4915-9ab5-45f1425b1e27" aria-controls="yotpo-reviews-130375b7-bbb6-4915-9ab5-45f1425b1e27" role="tab" tabindex="0" aria-selected="true"> <div class="yotpo-nav-wrapper"> <span>Reviews</span> <span class="nav-tab-sum yotpo-reviews-nav-tab-sum">(0)</span> </div> </li> </ul> <div class="yotpo-icon-btn-big transparent-color-btn yotpo-visible-mobile"> <span class="yotpo-icon yotpo-icon-three-lines"></span> </div> <div class="yotpo-dropdown-wrapper mobile-collapse"> <div class="yotpo-menu-mobile-collapse yotpo-hidden-mobile"> <div class="yotpo-nav-dropdown-category yotpo-visible-mobile write-review-button" role="button" tabindex="0"> <span class="yotpo-icon yotpo-icon-write"></span> <span class="y-label">write a review</span> </div> </div> </div> <div class="yotpo-clr"></div> <div class="yotpo-clr"></div> </div> </div> <div class="yotpo-nav-content"> <div class="search-in-progress"> <div class="search-in-progress-text font-color-gray" role="status" aria-live="polite"> Updating Results </div> <div class="yotpo-spinner"> <div class="sk-spinner sk-spinner-three-bounce"> <div class="sk-bounce1"></div> <div class="sk-bounce2"></div> <div class="sk-bounce3"></div> </div> </div> </div> <div class="yotpo-reviews yotpo-active" id="yotpo-reviews-130375b7-bbb6-4915-9ab5-45f1425b1e27" data-host-widget="main_widget" role="tabpanel"> <div class="yotpo-preloader-wrapper"> <div class="yotpo yotpo-pre-loader"> <span class="yotpo-empty-stars"> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> <span class="yotpo-icon yotpo-icon-empty-star"></span> </span> <span class="yotpo-full-stars"> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> </span> </div> </div> <div class="yotpo-review yotpo-regular-box yotpo-hidden yotpo-template" data-review-id="0"> <div class="yotpo-header yotpo-verified-user "> <span class="yotpo-icon-profile yotpo-header-element pull-left"> <span class="yotpo-user-letter"></span> <span class="yotpo-icon yotpo-icon-circle-checkmark yotpo-action-hover" data-type="toggleFade" data-target="yotpo-tool-tip" data-target-container="yotpo-header"></span> </span> <div class="yotpo-header-element "> <span class="y-label yotpo-user-name yotpo-font-bold pull-left" aria-level="3"></span> <div class="label-with-tooltip pull-left" aria-level="3"> <span class="y-label yotpo-user-title yotpo-action-hover" data-type="toggleFade" data-target="yotpo-tool-tip" role="heading">Verified Reviewer</span> </div> <div class="yotpo-clr"></div> <div class="yotpo-review-stars "> <span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="yotpo-icon yotpo-icon-empty-star rating-star pull-left"></span><span class="sr-only">0.0 star rating</span> </div> <div class="yotpo-clr"></div> </div> <div class="yotpo-header-element yotpo-header-actions "> <span class="y-label yotpo-review-date" aria-label="review date 11/04/25">11/04/25</span> </div> </div> <div class="yotpo-main "> <div class="content-title yotpo-font-bold" role="heading" aria-level="3"> </div> <div class="yotpo-clr"></div> <div class="yotpo-review-wrapper"> <span class=sr-only id="f970af11-b984-4ef9-a2fb-e0f85737b572-ada-summary-text">Review by Anonymous User </span> <span class=sr-only id="f970af11-b984-4ef9-a2fb-e0f85737b572-ada-title-text"></span> <div class="content-review" id="f970af11-b984-4ef9-a2fb-e0f85737b572"> </div> </div> <div class="yotpo-clr"></div> <div class="yotpo-multiple-rating-fields"> <div class="yotpo-open-question-fields"> <div class="yotpo-question-field yotpo-template-field yotpo-hidden"> <div class="yotpo-question-field-description yotpo-field-description"></div> <div class="yotpo-question-field-answer yotpo-field-answer"></div> </div> <div class="yotpo-clr"></div> </div> </div> <a class="product-link-wrapper " aria-label="Product " aria-hidden="true" tabindex="-1" href="" target="_blank" rel="nofollow"> <div data-product-id="" class="y-label product-link"> On </div> </a> </div> <div class="yotpo-footer "> <div class="footer-actions"> <span class="yotpo-action" data-type="toggleFade" data-target="share-review" aria-labelledby="review-1762241885.377189" role="button" tabindex="0" aria-expanded="false"> <span class="yotpo-icon yotpo-icon-share"></span> <span class="y-label">share</span> <span class="yotpo-icon yotpo-icon-seperator"></span> </span> <span class="sr-only" id="review-1762241885.377189">' Share Review by Anonymous User </span> <span class="share-options-wrapper"> <span role="list" class="share-options share-review"> <span role="listitem" data-social="facebook"> <span class="y-label yotpo-action"> <a class="social-link popup-link" data-network="facebook" href="https://www.facebook.com/dialog/feed?app_id=226132034107547&aria_labelled_by=facebook-review-1762241885.377189&display=popup&link=http%3A%2F%2Freviews.me%2Ffacebook_post%3Fimage_url%3D%26product_url%3D%26review%3D%26social_title%3D&redirect_uri=http%3A%2F%2Fmy.yotpo.com%2Fshares%3Freview_id%3D"><i class="facebook share" aria-labelledby="facebook-review-1762241885.377189">facebook</i></a> </span> <span class="sr-only" id="facebook-review-1762241885.377189">facebook Share Review by Anonymous User </span> <span class="yotpo-icon yotpo-icon-dot"></span> </span> <span role="listitem" data-social="twitter"> <span class="y-label yotpo-action"> <a class="social-link popup-link" data-network="twitter" href="https://twitter.com/intent/tweet?aria_labelled_by=twitter-review-1762241885.377189&via=yotpo"><i class="twitter share" aria-labelledby="twitter-review-1762241885.377189">twitter</i></a> </span> <span class="sr-only" id="twitter-review-1762241885.377189">twitter Share Review by Anonymous User </span> <span class="yotpo-icon yotpo-icon-dot"></span> </span> <span role="listitem" data-social="linkedin"> <span class="y-label yotpo-action"> <a class="social-link popup-link" data-network="LinkedIn" href="https://www.linkedin.com/shareArticle?aria_labelled_by=linkedin-review-1762241885.377189&mini=true&source=Yotpo&summary=&title="><i class="LinkedIn share" aria-labelledby="linkedin-review-1762241885.377189">LinkedIn</i></a> </span> <span class="sr-only" id="linkedin-review-1762241885.377189">linkedin Share Review by Anonymous User </span> <span class="yotpo-icon yotpo-icon-separator"></span> </span> <span class="yotpo-icon yotpo-icon-seperator"></span> </span> </span> </div> <div class="footer-additional-actions"> <span class="y-label yotpo-review-date" aria-label="review date 11/04/25">11/04/25</span> </div> <div class="yotpo-helpful" role="group"> <span class="y-label label-helpful">Was this review helpful?</span> <div class="yotpo-icon-btn-small transparent-color-btn vote-btn" data-type="up" role="button" aria-label="vote up Review by Anonymous User " tabindex="0"> <span class="yotpo-icon yotpo-icon-thumbs-up"></span> </div> <span class="y-label yotpo-sum vote-sum" aria-live="polite" aria-atomic="false" data-type="up">0</span> <div class="yotpo-icon-btn-small transparent-color-btn vote-btn" data-type="down" role="button" aria-label="vote down Review by Anonymous User " tabindex="0"> <span class="yotpo-icon yotpo-icon-thumbs-down"></span> </div> <span class="y-label yotpo-sum vote-sum" aria-live="polite" aria-atomic="false" data-type="down">0</span> </div> <div class="yotpo-clr"></div> </div> </div> <div class="total-reviews-search" total-reviews-search="0"></div> <div class="yotpo-first-review"> <div class="yotpo-first-review-stars"> <span class="stars-wrapper"> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> <span class="yotpo-icon yotpo-icon-star"></span> </span> </div> <div class="yotpo-first-review-content"> <button type="button" class="yotpo-default-button write-review-button write-first-review-button" tabindex="0">be the first to write a review</button> </div> </div> </div> </div> </div>