MAG 777 at Dubai Sports City

magnum777R-777 Premier All Purpose Ready Mix Joint Compound Description: Magnum R-777 Premier All Purpose Ready Mix Joint Compound is a professional quality, vinyl based, factorySo I just got a box of regular 50-grain 777 pellets. I use two regular 777 pellets and 250-grain shockwaves with the easy glide sabots; and I'm very thrilled with my Omega's