OHMITE
指示点旋钮
旋钮, 手指握杆, 3.175 mm, 19.05 mm, 圆形
DAVIES MOLDING
旋钮, 圆形棱纹, 19.05MM, 带螺纹
EHC (ELECTRONIC HARDWARE)
圆形棱纹指示点旋钮, 6.35MM
开关旋钮, 圆形条纹