![RAM Mount Knob w/Lock & 5/16-18 Brass Hole – C-Size [RAM-KNOB5LU]](https://www.mitutoyoo.com/wp-content/uploads/2025/8/1756455217/ram-mount-knob-w-lock-5-16-18-brass-hole-c-size-ram-knob5lu-1756455222.webp)
Knob w/Lock & 5/16"-18 Brass Hole - C-SizeThe 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
Knob w/Lock & 5/16″-18 Brass Hole – C-Size
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.
Material:
Powder Coated Marine Grade Aluminum
Ball Size:
1.5″ Rubber Ball Size
Note:
The “U” in the part number reflects product packaged in poly bag.
Copyright © 2026 .All Rights Reserved.Powered by www.mitutoyoo.com
![RAM Mount Pin-Lock Security Kit f/ 1.5 C Size Mounts and Gimbal Bracket [RAP-S-KNOB5-GU]](https://www.mitutoyoo.com/wp-content/uploads/2025/8/1756455217/ram-mount-pin-lock-security-kit-f-1-5-c-size-mounts-and-gimbal-bracket-rap-s-knob5-gu-1756455222.webp)
![RAM Mount Mixed Combination Pin-Lock Security Knob & Key Knob f/1.5 Diameter C Size Arms [RAP-S-KNOB5U]](https://www.mitutoyoo.com/wp-content/uploads/2025/8/1756455217/ram-mount-mixed-combination-pin-lock-security-knob-key-knob-f-1-5-diameter-c-size-arms-rap-s-knob5u-1756455222.webp)
![RAM Mount Square Post Clamp Base f/Posts Up To 1.5 Wide [RAM-247U-15]](https://www.mitutoyoo.com/wp-content/uploads/2025/8/1756455204/ram-mount-square-post-clamp-base-f-posts-up-to-1-5-wide-ram-247u-15-1756455209.webp)
![RAM Mount 1.5 Tough-Ball w/M6-1 X 6mm Male Threaded Post [RAP-379U-M616]](https://www.mitutoyoo.com/wp-content/uploads/2025/8/1756455210/ram-mount-1-5-tough-ball-w-m6-1-x-6mm-male-threaded-post-rap-379u-m616-1756455215.webp)
Reviews
There are no reviews yet.