T.R.U. Ball Bone Collector Assassin Speed Buckle: * T.R.U., Inc. has chosen this stainless steel version of our Best Buy-winning Assassin, to wear the banner logo of the famed Bone Collectors, making this Bone Collector Assassin the top-of-the-line dual caliper release available today * Release blends a 6061 aircraft aluminum body with tough stainless steel trigger and jaws, to provide you the crispest release with long-lasting reliability