Eagle Vision GoPro 3 & 4 Lens 4K 1/1.8” 12mm, M12 x 0.50 .30 (7.62MM) the open knife has a

the open knife has a length of 210 mm

I used up the ones that come with the kit

Stop your bottle falling over - This rubber boot simply pushes on to the the bottom of your cylinder and gives a flat base to help prevent the bottle from falling over

Picatinny optics rail

RAW HM1000x LRT Rifle

Eagle Vision GoPro 3 & 4 Lens 4K 1/1.8” 12mm, M12 x 0.50 .30 (7.62MM) the open knife has aEAGLEVISION GOPRO 3 & 4 lens 4K 1 1. 8 12MM, M12 X 0. 50 This is a high quality GoPro customised low sensor lens with a special coating and large wide lens to get maximum light to GoPro camera when using GoPro on the rifle scopes, for scope cam such as air gunning, airsoft, paintball, hunting, etc. This will fit directly to GoPro 3 & 4 and Chinese action cameras too with m12 x 0. 5 pitch lens mount. Whats the difference between the 1 1. 8 and the 1 2.