The CZ 527 VARMINT has a heavy barrel without sights and an American style stock in a variety of materials. The varmint retains all of the features that made the 527 famous, from its controlled round feed, claw extractor to its single set trigger, and hammer forged barrel. Scope mounts are integrated into forged, square bridge receiver (rings not included). The rifle comes with a 5 round, detachable box magazine. The 527 Varmint models in .223 Rem feature a 1:9" twist barrel which is able to stabilize bullets up to 70 grains, while the 527 American models in .223 feature a 1:12" twist more suitable to bullet weights 55 grains and less.