Hi, I have a 6.5 Grendel ar-15. It's has a 20 in Satern cut rifled barrel, which has a 1 year wait to get one of these barrels!!! Has a mega monolithic rail system, custom Geisel trigger!!! I have dies, brass, ammo, and clips for this caliber. It's brand new and only test fired from Satern machine co, please call me at REDACTED. I have lots of info and accessories for the 6.5 Grendel,