Chambered in 9mm Luger.

4.5" overall length.

Machined from premium cold hammer forged ordnance grade 416R stainless steel forgings.

1-10 twist rate.

Compatible with AR9 platform firearms.

1/2 - 28 thread pitch. (Only use muzzle attachments made for 9mm 1/2-28).

Do not use muzzle muzzle attachments intended for use with 5.56 or .223 caliber firearms.

Finned back end for weight reduction.

Matte stainless upgrade available.

Weighs 7.8 OZ

Professional gunsmith installation recommended.