The MetalTech Coupling Pin with Collar and Spring Lock is used as a connector for stacking both mason and arch scaffold frames. The slight tapered end design allows for easy and convenient stacking of scaffold frames. This pin is acceptable for both 1.69 in. and 1.625 in. tube O.D. frames.
Locking devices are mandatory when stacking frames, use with standard or arched scaffold frames (4 ft. pin spacing)
Durable and rugged steel construction
Distance between the bolt holes is 13 in.
Blue powder coat for corrosion protection
one (1) year against all manufacturing and material defects from the date the product was purchased.