This Williams Gun Sight Company manufactured Ace In The Hole Picatinny style scope base and integral receiver peep sight with Twilight aperture and mounting screws is for the Thompson Center Bone Collector, Endeavor, Impact, Omega and Triumph muzzle loading rifles and is in as new condition. (file photo)
Note: This is a CFnParts exclusive non-catalogued Williams Gun Sight Company manufactured Ace In The Hole sight.
