1.sliding window roller with long lasting life 2.good performance window wheel 3,plastic wheel and good bearing

Aluminum window roller

.

Material and details:

.

1.Outer plastic pulley : plastic materials (POM, PP, PA, nylon), with excellent surface for sliding windows and doors.

Inner ring: carbon steel with zinc plated.

. 

2, For Aluminum window, with long life performance.

.

Keyword: silde window roller, window wheel, window pulley, silder window wheel, glass runner

2012 aluminium sliding window roller xl-b020