The RAM locking knob, includes a brass 5/16"-18 thread, for 1.5" socket arms; this allowing you to disengage the screwing of the knob. Once you have set your mount in the location you need, you can lock it in place and feel safe that your mounted device will stay right where you left it.
SKU RAM-KNOB5LU
Barcode # 793442900525
Brand RAM Mounts
Country Of Manufacture United States
Product Specifications