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"