https://shop.misterguns.com/section/19689/magpul-mbus-pro-flip-up-front-and-rearmonthly 0.2 https://shop.misterguns.com/product/20711/daniel-defense-ddm4-v7-556-black-mlok-rail-16-barrel-ssa-trigger-mbus-pro-sights-32-round-webgb-1122-2daily0.9