BlackHawk Serpa Level 2 Duty Holsters for Taser-X26 based on popular Tactical SERPA Holster by Blackhawk, this jacket slot belt loop version gives both the tactical and patrol officer the SERPA's retention and speed in a duty style holster. Whether worn as a part of your duty rig or as a belt mounted holster for tactical use, you get the same great Blackhawk SERPA system but in a duty holster.