The harness has a three-strap system each with a specific functionality. The Dynamic Bungee Strap supplies versatility for motion and breathing with out compromising the draw. The Static Buckle Strap tends to make for easy on/off while offering an anchor position to draw the pistol in opposition to. The https://www.primmaryarmshop.com/product-tag/fn-510-accessories/?per_page=9&layout=list