Product Description C&h Precision GLXHOLOK V4 MIL/LEO Adapter Black Anodized Holosun 407K/507K Pattern Footprint C&h Precision GLXHOLOK V4 MIL/LEO Adapter Black Anodized Holosun 407K/507K Pattern Footprint at Hinterland Outfitters $51.99 Buy Now Check Price on Amazon Check Price on eBay