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The Bower Xtreme Action Series Aluminum Thumb Knob Kit features three replacement or upgraded thumbscrews for use with GoPro HERO cameras. Each aluminum thumb knob offers a more rugged alternative to the regular plastic one on the thumbscrew included with most GoPro housings. The kit includes two 1.75" long thumbscrews and one longer 2.25" thumbscrew. Each thumbscrew comes complete with a nut and a rubber O-ring.
In the Box
Bower Xtreme Action Series Aluminum Thumb Knob Kit for GoPro