LIMITED STOCK AVAILABLE - NOT RESTOCKING
 
RAM 5 Pin-Lock Security Knob and Key Knob for 1" Diameter B Size Arms:
Replaces knobs on 1" diameter B size Arms and Mounts
Perfect accessory for keeping your mounted electronic device safe from theft and tampering
Offers ideal amount of leverage to properly tighten your mount to prevent slippage in heavy chop or in extreme vibration environments
Low in profile and only adds a small amount of additional bulk to your system, compared to standard knob included 
At a fraction of the cost of currently available keyed locking knobs, the additional peace of mind and tamper resistance comes at a very affordable price