• BEF22-60-501 Classic Line | BEF2260501ClassicLine• Inner dimension: 22, Outer dimension: 54, Width: 28, Weight: 0,52, Thread direction: Right-hand thread, Seal: None, open bearing, Lubrication hole: Without lubrication groove, Maintenance: Maintenance-free version, Thread type: Female thread, Version: PTFE/Steel (stainless)