1PCS heavy loading U groove metal wheel roller for guide rail 8mm bore sliding V type pulley bearing 8*50*13mm

1.Specifications:

Name:1PCS heavy loading U groove wheel roller for guide rail 8mm bore sliding V type pulley bearing 8*50*13mm

Apply:slidedoor, window, roller shutter, furniture fitting, cabinet, drawer ect.

2. Product Features:

a.Built-in precise micro bearing;

b.Low noise, elegant performance and rolling smoothly;