Effortlessly open your patio sliding glass door with Barton Kramer's 452 Keller Sliding Glass Door Roller Assembly. This sturdy roller is made of steel and features a 1-1/2-inch adjustable wheel for reliable operation. Suitable for Keller Industries and other manufactures.

1. To remove door, open completely, lift up and tilt out.
2. To remove roller, remove mounting screw. If you have a second mounting screw, you may have to remove the bottom door frame by carefully tapping it off. Replace roller and install mounting screws. Place vinyl “u” channel back on glass and tap bottom frame back in place.
3. Adjust rollers by turning the adjustment screw in the back of the roller and adjust handle strike if necessary.