- Used by Air Control, Howmet, Krestmark and a variety of other sliding patio door manufacturers
- Plain back housing with 1/4-20 threaded mounting hole on back
- 1-1/4 in. diameter concave steel roller
- Stamped steel housing with ball bearing roller
- Features rear screw adjustment
- Used on metal framed sliding patio doors
- A Phillips head screwdriver is required for installation
- For further dimensional information, please see the line drawing