I have for sale several brand new in box A.R.M.S. #22M68/TX30 Mounts. The A.R.M.S. #22 Mount is compatible with 30mm tube Aimpoint comp M2, M3, PRO, ACO as well as the Trijicon TX30 optic. Atlantic Research Marketing Systems has been making some of the best mounts in the industry since the 80's and these are no exception. These mounts are compatible with the A.R.M.S. #22M68 spacer and cantilever extension to raise the optic height as well. Price is $140.00 each shipped, local sales central alberta for face to face.