• SAKB20 F | SAKB20F• Inner dimension: 20, Outer dimension: 51, Width: 25, Weight: 0,37, EAN: 7316577003768, Seal: None, open bearing, Maintenance: Maintenance-free version, Thread type: Male thread, Thread direction: Right-hand thread, Version: Steel/PTFE – fibre-reinforced polymer, Lubrication hole: Without lubrication groove