website:https://www.jhmindustry.com/
Shanghai Jian & Mei Industry and Trade Co., Ltd. is the company which manufacture and export fasteners and metal hardware, founded in 2006, with import-export authority. Now, 80% products export to all over the world and 20% sell in domestic market.
Use off the shelf hardware to make a replacement long thumb screw (thumb knob) for your GoPro Hero, Hero2 or Hero3. You need (1) 10-32 x 2″ thumb screw, (1) 10-32 x 1″ nylon tapped threaded spacer and (1) 10-32 x 1/4″ nylon tapped threaded spacer.