Radian Mod 1 builders set Ar with Radian upper, rail, lower, Saftey selector, BCG, and Charging handle. The only parts that aren't radian are the ballistic advantage 9in 300blk barrel, Noveske GB, Lantac gas tube and stealth h2 buffer and Milspec trigger. This is a Pistol and has an SBA3 pistol brace on it. There are a few cosmetic knicks from use. It will include the holosun red dot. Does not include unity riser or muzzle device. SUPPRESSOR NOT FOR SALE. May trade for high quality optics.