Wilson Combat Match Grade Drop-In Barrel .45 ACP 4.60" Fits Glock Gen 3-4 G21, Stainless

Maximize your Glock 21 handgun's performance with the Wilson Combat stainless steel drop-in match-grade barrel. Engineered for superior accuracy, this premium .45 ACP barrel is precision-crafted from durable 416R Stainless Steel and R/C 40 heat-treated for longevity. Critical manufacturing tolerances are held to less than 0.0005" ensuring an extremely precise fit for Generation 3 and 4 Glock 21 models. Featuring 1:16 twist broach rifling, expect pinpoint accuracy capable of achieving groupings of 2" or less at 25 yards with quality ammunition.