Plastic Pulley Bearing is passive round pulley for 3D printer
This pulley bearing adopt of motor grade bearings
The outside of the wheel is made of POM material with good physical, mechanical and chemical properties, especially with excellent friction resistance
This pulley is 25mm outer diameter, 11mm thickness, 5mm bore
This item include 10 pcs passive round pulley, exquisite workmanship and durable in use