Available in yellow, red, gray, and black, colored instrumentation pointer knobs feature Soft-Touch gripping surfaces. Individually colored pointer/center hubs simplify identification on panels and equipment. Designed for OEMs, Avionics, and MRO replacement parts, knobs are made of injection molded resin to meet specifications for mechanical, environmental, thermal, electrical, and lighting requirements and supplied with nickel-plated brass inserts to accommodate .250 in. OD shafts.