RAM® Key Lock Knob with Steel Insert for B Size Socket Arms 5.42-9VDC @ 2.5A 5" diameter round base and

5" diameter round base and 6

The RAM-B-149Z-TO5 consists of a double socket arm

The universal RAM® Hand-Stand™ Tablet Hand Strap and Kickstand is a perfect ergonomic accessory for enabling your 9"-13" tablet for field use with or without a case

The RAM-B-152-339 consists of a double socket arm

RAM® Key Lock Knob with Steel Insert for B Size Socket Arms 5.42-9VDC @ 2.5A 5" diameter round base andThe RAM locking knob, includes a brass 1 4" 20 thread, and steel insert 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.