Jul 10, 2020 · I have decided to get a Surefire X300U for my M17. The problem is that they offer a X300U-A and X300U-B. They have different attaching methods apparently. Which one is the correct version for a SIG M17? Thanks for any help. Whichever fits the 1913 Picatinny rail. Someone can correct me if I'm wrong. Both work on the M17, I have both.

Featuring an audible click and adjustable retention, the IWB TACTICAL Holster elevates your carrying experience to new heights, meeting the needs of everyday carry in any light, day or night. Precisely molded for the SIG Sauer P320, P320 M17, P320c, P320 M18, and P320 XCarry. Will not fit X10, AXG, or SXG series. We apologize for the inconvenience.

Aug 31, 2019 · Short answer is yes. Even with the P latch, though, it doesn’t lock up rock solid like you would expect. The massive amount of forward and back play is eliminated, but it still wiggles a little. Still, it’s a small compromise for having a great …

An exceptionally lightweight and practical all-around option for concealed carry, this holster is hand-molded in the United States for use with the Sig Sauer P320-M17 with Surefire X300U-A Light Red Dot Optic Cut.

Feb 25, 2019 · The m17 has a MilSpec Pic rail, so it's probably something simple, because many run an X300u-A on Pic rails and they aren't loose... At about 9:55 in this video, the guy mentions his x300u-A is locked solidly onto his p320C:

Precisely molded for the SIG Sauer P320, P320 M17, P320c, P320 M18, and P320 XCarry.

Apr 4, 2020 · I'd like to get a Surefire X300 for my M17, but I'm uncertain which model to get (A or B). I've also read complaints of sloppy fitment on the rail. Anyone have an X300 mounted? …