T-Type D1524 Door Roller Assembly

This is a K-tab patio door roller assembly with a 1-1/8 in. concave or grooved steel ball bearing roller. The T-shaped tab (K-Tab) is simply slid up into a T-shaped receptacle in the bottom of the patio door. No screws are required. The housing is 3/4 in. wide, 1-3/16 in. tall and 2-5/16 in. long. Used by T. M. Cobb and a variety of others patio door manufacturers.

1-1/8 in. Concave (grooved) Steel Roller

Ball Bearing

K-Tab Housing with Rear Adjust

The T shaped tab (K-Tab) is simply slid up into a T shaped receptacle in the bottom of the patio door.

The housing is 3/4 in. wide, 1-3/16 in. tall and 2-5/16 in. long.

Used on metal framed patio doors

Used by T.M. Cobb and a variety of other patio door manufacturers

For further dimensional information, please see the line drawing