VFC BCM MCMR 11.5" GBBR (Black) Red Dot Optics Heavy duty steel spring for

Heavy duty steel spring for reliable feeding

Ball Bearing Spring Guide

The Oasis can be attached via Mod Straps or can standalone with its detachable shoulder straps

Easy to install and made of the same high quality DuPont polymer as the original magazines

VFC BCM MCMR 11.5" GBBR (Black) Red Dot Optics Heavy duty steel spring forNo Compromise? GET VFC! Improved Lower Receiver Internal Structure VFC BCM MCMR 11. 5" GBBR is not only directly put into the new design "Non cut lever" Steel Hammer Set, but also improve the structure of the lower receiver, increase the fitting depth, and the structure of the firing pin base parts is greatly simplified, making the valve knocking action more stable, the durability of the parts is effectively improved, and the maintenance will be