New XK3W Knob XK3W(75) M16, AISI 316, Blue NBR 1022130 Height:48.00 mm (1.89")|Knob size:75.00 mm (2.95")|Material:AISI 316|Net weight:380.00 g (0.84 lbs)|Sealing material:Blue NBR|Thread size:M16|Thread standard:Metric C View