40x60mm 2 4PCS POM Rollers Multi~size with Double Bearing POM Hard Surface Wheels for Door Pulley Door Instrument Positioning

Specifications:Product name: POM Rollers with BearingMaterial: POM + Double Bearing SteelWheel Size: As the ture showFeatures:1. Our nylon guide wheels are made of POM materials, with double bearings inside. POM material can bring higher toughne and higher abrasion resistance, and the surface is smooth.2. Strong and ble, anti-rust, Wear-resistant and not easy to degung, service life.3. 360 degree rotation, smooth push and pull, envmental protection and noise reduction.4. Easy to install, waterproof and easy to clean5. Application: widely d for Door pulley, aembly line roller, conveyor belt runner, nylon support roller, hardware acceories, doors, gla doors, windows,Home appliances,er , instrument,etc..Paage include:2/4Pcs x POM Bearing Wheels