Fits standard LWD 9mm barrels threaded 1/2 x 28 models G17,17L,19, 26, 34.
Will not fit any LWD 9mm conversion barrels threaded 1/2 x 28 models 22/9, 23/9, 24/9, 27/9, 35/9.
Highly recommend the use of LWD stainless guide rod and ISMI reduced power recoil springs with this product.
Light loads or reduced power ammunition may not run reliably.
115 grain, light loads, or other weak ammo is known to not work reliably with this compensator. Reliability is affected more with tactical or long slides (Glock 34/35/24/17L).