6 Pieces Plastic Printer Pulleys with V-Groove Ball Bearings, Wear-Resistant and Fluid-Running

Roller wheels - internal lubrication grease, smooth operation, good quiet operation, friction-reducing surface, mini pulley

Printer wheels - this pulley bearing adopts motor-grade bearings, rust-resistant, wear-resistant, excellent friction resistance, and smooth operation, grooved track pulley

Groove bearings - this roller has an outer diameter of 24mm, a thickness of 10.2mm, and a bore of 5mm, mini pulley

Passive round pulley - the pulleys are produced by high-precision automatic lathe machining, with fewer machining errors, mini pulley wheel

Grooved pulley - these pulley bearings have motor ball bearings, for rust resistance, wear resistance, excellent friction resistance, and smooth operation, mini pulley wheel