Red Dot Footprint Chart: RMR, RMSc, Holosun K, DPP, ACRO & More
A red dot footprint is the pattern of screw holes and recoil posts on the bottom of an optic. Your pistol’s optic cut (or adapter plate) has to match it. Get it wrong and the dot either won’t bolt on, or it needs a plate that raises it higher than you wanted. This chart covers … Read more