1-1/4 Inch Steel Ball Bearing Tandem Roller Assembly With End Adjustment Screw For Wood Frame Sliding Patio Doors, Dual Concave Ball Bearings In Stamped Steel Housing, Compatible With Major Door Manufacturers, Single Pack

1-1/4 in Steel Tandem Roller Assembly with End Adjustment
✔️ Two 1-1/4 in concave steel rollers with end-adjustment, Single Pack

Designed for wood-framed sliding patio doors, this tandem roller assembly fits into the bottom rail mortise of a broad range of doors. It delivers steady, quiet sliding by sharing the load across two rollers and uses an end adjustment screw for fine-tuning door alignment. Pack is sold as a single replacement.

✅ Two 1-1/4 in concave steel rollers (31.75 mm diameter) for smooth sliding
✅ Stamped steel housing with end adjustment screw for precise alignment (helps reduce door drift)
✅ Housing dimensions: 11/16 in wide (17.46 mm), 1-1/2 in tall (38.10 mm), 4-1/2 in long (114.30 mm)
✅ Mounting tabs at each end for mortised bottom rail installation in wood doors
✅ Single-pack replacement compatible with multiple sliding patio door models

💡 What is a patio door roller assembly used for?

This handy component keeps sliding patio doors on track and rolling smoothly. - It supports door weight and guides the bottom rail for smooth operation - It uses two rollers to share load and reduce wear - It offers an end-adjustment screw for quick alignment and maintenance