**Manufacturer may have long lead times**

Premium 4150 chrome-moly-vanadium tactical tough steel in our Bravo heavier marksman profile for increased stiffness and decreased heat effects for maximum accuracy

Black nitrided inside and out, including barrel extension with M4-style feed ramps, for all-weather durability

Rifle-length gas system (RLGS) for smoother recoil impulse; gas block diameter 0.750″; NOTE: Gas block journal is sized for 1″ length low-profile gas blocks and gas port is located 0.295″ from gas block shoulder; A2 front sight towers needing 1.9″ will NOT fit

SAAMI-spec chamber; headspaced for Mk136, also called Type 2, AR15-style bolts with a boltface depth of 0.136 inches

Button-rifled. Hybrid 5R 1:7.5 rifling with our unique 5R-EE (Easy Engraving) reduced-height rifling for decreased bullet deformation

Muzzle threads 5/8×24 with 11-degree target crown

We developed our exclusive Dog-Point Dimple System (DPDS) to allow use of an extended-tip, half dog-point set screw for mounting of a set-screw style gas block; simple, smart, and absolutely secure (gas block and screws NOT included)

Weight: 2 lb 12.8 oz / 44.75 oz / 1268g

**magazine in photo not included**

REXUS, 20" Heavy Barrel, 6.5 Grendel, Fits AR Pattern Rifle

  • Brand: REXUS
  • Product Code: REXUS-20BBL-65G
  • Availability: In Stock
  • $246.99 USD