Rockwell Commander Friction Knob

These are sold as (wall ornaments as they are Nonapproved parts for Certified Aircraft per the FAA) With that said...  Friction Knobs are a direct replacement for 112, 114 and 115's Plastic knobs. These are made from billet aluminum bar stock. Knobs have the standard 5/16 - 24 thread with a 1/4 inch standoff, knurled grip face anodized black with twist direction laser etching on the recessed face. Overall dimensions are .905 inches thick and 2.490 inches Outside Diameter. Weight is extremely lite at just under 2 oz.