16" AR15 .17 hmr Barrel AR15 .17-hmr Barrel AR15-Barrel .17 hmr-AR15

This AR-15 16" 17. HMR barrel has a blowback gas system, with a parkerized finish, and a 1:9 twist. Our AR-15 rifle barrels are made from the finest Chrome Moly Vanadium and precisely rifled for high accuracy at a great price.