Fits Sig 220, 225, 226, 228, and 229 with or without rail * Flexible thigh platform conforms to leg size and Y-harness suspension system distributes weight evenly, keeps holster vertical when kneeling, and allows use of pants pocket * Quick-disconnect swivel buckles allow superior flexibility and quick holster mounting and dismounting * Accessory mounting locations for pouches, knives, mag cases, etc. and rubberized leg straps eliminate sliding * Passive retention detent adjustment screw and SERPA Auto Lock release