New XK Knob XK(32) UNC 5/16, AISI 316, Blue NBR 1020582 Height:37.00 mm (1.46")|Knob size:32.00 mm (1.26")|Material:AISI 316|Net weight:88.00 g (0.19 lbs)|Sealing material:Blue NBR|Thread size:UNC 5/16|Thread standard:UNC View