Looking for cheap yet effective way to mount your GoPro or smartphone to your AR-15, shotgun or rifle? Checkout this Caldwell Pic Rail Mount, it attaches to any Picatinny rail and it has a built-in GoPro mount. It’s made out of aluminum and can take the recoil from shotguns and large caliber rifles.
It’s currently on sale for $19.88 at Cabelas.com.