Blackhawk Level 3 SERPA Duty Holster is made for the Glock 21 and Smith and Wesson M&P.45ACP models that are outfitted with the Blackhawk Xiphos weaponlight. The Blackhawk SERPA Level 3 Xiphos Belt Holster is noted for its superior retention mechanism and a smooth, natural quick draw. Favored by law enforcement, government, and military agencies throughout the world, the Blackhawk SERPA Level 3 Duty Belt Holster is everything that you need and the security that you desire when out in the field. This BlackHawk Sidearm Holster DOES NOT include the Xiphos Weapon Light.