PULUZT KeyMod Rail Hand Stop Aluminum Alloy Base with Screws for GoPro Hero5/ 4/ 3+/ 3/ 2/ 1 Brand new and high quality Fit keymod attachment Material:	Aluminum alloy Compatibility for	GoPro Hero 4, GoPro Hero 3+, GoPro Hero 3, GoPro Hero 2, GoPro Hero 1