欧美性爽视频,美国三级日本三级久久99,国产伊人精品,久久久中精品2020中文,女人扒开屁股让男人桶30分钟

● Feature:

20*20mm ceramic tiles embedded in rubber matrix.  rubber prevents ceramic tiles from breaking, the ceramics provide excellent wear resistance. The ceramic tiles help in proper grip of the belt under wet,muddy or any other arduous conditions.

Ceramic Pulley Lagging is used to reduce belt slippage, improve tracking and extend belt service life, bearing and components.

● Order note:

(customer need to offer the following parameters)

1.Flame-retardant rubber or or not, and the thickness

2, Dimensions of pulley surface: diameter and length without lagging.