Knob - Aluminum, Set Screw, Skirted w/ Line, 1.125" DiameterLarge skirted aluminum knob with indicator line and set screw. This solod aluminum knob has a 1.125 in. diameter skirt and ¾” grip that features a minimalistic style of fluting. The knob uses dual set screws to ensure no slipping once set on the pot’s shaft. Fits ¼” (6.35mm) pot shafts.