멀티 링 포텐티오미터 손잡이 6.35mm 3590s 534 H-22-6a 디지털 손잡이

Discover the H-22-6A Multi Ring Potentiometer Knob, a precision 6.35mm metal knob designed for 3590S and 534 potentiometers. Featuring a sleek electroplated finish, uniform rotational torque, and a shockproof fastening structure, this knob ensures accurate handwriting display and reliable performance for precision instruments.