ELMA
旋钮, 带指示线的圆盘, 14.5 mm, 圆形, 6 mm, 尼龙 (聚酰胺)
MENTOR
旋钮, 带指针的圆盘, 28 mm, 圆形, 6 mm, 塑料
旋钮, 圆形杆, 6 mm, 铝, 带指示线的圆形滚花, 28 mm
旋钮, 带指示线的圆形滚花, 12 mm, 圆形, 6 mm, 铝
SPRINGMASTERS
簧环, 外部, 6MM, 100只