Crossbreed Chest Rig Glock 20/21/40 Right Holster. Whether you're out clearing fences on horseback, or blazing the trails in your favorite ATV, the Chest Rig by CrossBreed Holsters will make sure you're ready for whatever the outdoors throws at you. The Chest Rig by CrossBreed Holsters features multiple points of retention adjustment, including a retention device installed under the trigger guard, and the ability to tighten the screws that mount the pocket to the leather. This Reckoning style setup gives you the ability to customize your retention to your exact specifications. The leather backer of the Chest Rig by CrossBreed Holsters boasts a thick yet comfortable platform to support the weight of any firearm. Featuring an incredibly soft yet breathable perforated suede backer, the leather backer of the Chest Rig will never let you down.