Ram Mounts RAP-S-KNOB3 Pin-Lock Security Knob

The Ram Mounts Pin-Lock Security Knob consists of a 1/4in.-20 female threaded security knob and key knob that designed to replace all knobs on 1in. diameter B size arms and mounts. Offers the ideal amount of leverage to properly tighten your mount, preventing slippage in heavy chop or extreme vibration environments. Low-profile with only a small amount of bulk, when compared to the standard knob included. The perfect accessory for keeping your mounted electronic device safe from theft and tampering. Made in USA.