Meco 4pcs 8mm U Groove Ball Bearing 0840uu Groove Guide Pulley Sealed Rail Ball Bearing 84020.7mm

Description: 4pcs 8mm U Groove Ball Bearing 0840UU Groove Guide Pulley Sealed Rail Ball Bearing 8*40*20.7mm U type pulley, the internal bearing fine bearing steel. Strong bearing capacity, flexible rotation, internal upgrade stainless steel bearings,can be used in the wet environment, not rust. Specifications: Material: nylon+Bearing Color: black Inner diameter: 8mm Outer diamter: 40mm Width: 20.7mm Quantity: 4pcs Features: Load more than 50KG, smooth operation, good mute effect. Internal lubrication grease can be used in the wet environment, not rust. Widely used in doors and windows to track and drive mechanical equipment. Package Included: 4pcs x wheel bearing Notice: 1.Please allow a bit error due to manual measurement. Pls make sure you do not mind before you bid. 2.The color may have different as the difference display, pls understand. More Details: