About this 3D model

Picatinny version Requires x2 M4 x 30mm socket head bolts & nutsRival version requires x2 M3 x 25mm socket head boltsStandard Nerf rail variation only requires x1 M3 x 7mm bolt and nut but have added a second hole to make sure it secures more firmly 12/1/20updated picatinny profile with reliefs for a clamping designadded nerf rail variationadded variation for rival rails