Serpa auto lock release and passive Retention detent adjustment screw Thumb-activated pivot guard for additional security and full-length holster body protects rear sights Jacket slot duty belt loop and fits all Blackhawk injection molded platforms Holster size 06 Left-hand orientation Fits Sig 220, 225, 226, 228, and 229 with or without rails Passive retention detent adjustment screw and SERPA Auto Lock release Thumb-activated Pivot Guard for additional security - No thumb break or awkward middle finger release to slow down your draw No snaps or hoods to accidentally open