BQLZR 50x13mm Titanium Color Iron Bearing Steel Cable Pulley UShape Wheel Bearing Idler Pulley LoadBearing 512KG for Gym Equipment Garage Door Opener

Mainly made of Iron, the middile bearing is made of bearing steel., Application: steel wire rope wheel, transmission equipment, industrial pulley., Outer diameter is 50mm, inner diameter is 12mm, load bearing is 512kg., Groove bearing pulleys are suitable for mobile garage doors, transmission machinery, etc., furniture hardware accessories, mobile doors, glass sliding doors, 3D printers, It is designed to run in all kinds of ambient weather, the iron material ensures that these wheels will not be damaged when exposed to high or low heat, Please pay attention to the groove depth: 7.5MM (0.29inch), so the maximum applicable rope thickness is about 2/7inch