RAM Mount Knob w/Keyed Lock & 1/4" - 20 Brass Hole [RAM-KNOB3LU]
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The RAM Locking Knob includes a brass 1/4"-20 thread, for 1" (B size) 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.
Powder coated marine grade aluminum
The "U" in the part number reflects product packaged in poly bag.