4-piece set stahlbus Bleeder … 4-piece set stahlbus Bleeder valve 3/8 inches-24UNFx22mm (L), steel with grey dust cap 4-piece set stahlbus Bleeder … 4er Set 3/8"-L (thread length 22mm) with grey cap × 4-piece set stahlbus Bleeder valve 3/8 inches-24UNFx22mm (L), steel with grey dust cap