1 1/2" SteelTwo Hole pin with Quick knobs$$Music

Features 3/8-16 stainless threaded rod which helps prevent weld spatter from sticking. Also comes quick knobs, 1/4 turn on, 1/4 turn off Made of carbon steel with 3/8"-16 threads they have 45 degree taper Quick knobs works , by loosening 1/2 turn then tilting knob and it slide off they are 1 1/2 " in dia and will work on hole sizes 3/8" to 1 7/16" and flange thickness up to 2"