... 2.Material: NBR 3.Color: White, red 4.Size: 4",6", 10",etc 5.MOQ: 100pcs General ... Rubber Roller With Sleeve2.Material: NBR3.Color: white and red4.Size: 4", 6", 8", 10", 14", 20", 25 ... 0.10d: Hardness (shore A): 92-96oCSize Type Model NoInchLength mmExternal DiameterThickness of Rubber Wheel TypeLGL 100B 4" ... is recommended: A: It can increase the usage life of roller and quantity of dehusking rice.B: ...