Large Knob O2 Tank Thumb Screws, 10/Pack

UNIVERSAL Oxygen Tank Thumb Screws, 10/Pack Large 4-Arm with 1/4”-20 x 1″ Long Threaded Stem 2-1/32″ Overall Length 1/4-20 threaded stud is 1” long and features a high precision steel construction Zinc plated coating to help prevent corrosion or wear and tear Sold 10/Pack