SLR15 Grail Rifle Specs

Barrel 5.56 Nato ChamberLothar Walther or Green Mountain Barrels, Parkerized (Hard Chrome Lined) or Stainless, 1/8 or 1/7 twist available, other twists are special request. Barrels can be spec’d to other brands, .223 Wylde chamber, and Melonite QPQ finishes when requested or necessary to meet specific needs. Gas tube is carbine or midlength to match specific configuration needs. Barrel is Cryo treated, HPT/MPI
Flash SuppressorSurefire Muzzle Brake.
Forged Lower Receiver7075 Forged, with Magazine Well Grip Enhancement. Billet available upon request.

Trigger Uptake Adjustment
Forged Upper Receiver

7075 Forged A3 Flattop with M4 feed ramps. Optional A1 & A2 upper receivers available.

Billet available upon request.

Stock and Buffering SystemSully Stock in Black (Color upgrades available for custom finishes), with SLR15 Grail Buffering System.
Hand GuardsSLR15 Grail Carbon Fiber Free Float Tube by Precision Reflex, natural finish. Other colors available upon request.
Rear Site and ApertureLarue BUIS, Magpul or Troy flip up choice. Same Plane Aperture
Gas RingChoice: 1 piece or 3 piece
Extractor and Bolt Carrier Assembly

SLR15 Enhanced Forged Extractor, Heavy Duty Spring, SLR15 Ring & Black Insert.

Parkerized hard chrome lined, Auto Bolt Carrier assembly, with hard chrome lined carrier key that is staked and counterstaked. SLR15 Heavy Duty Ejector System.

GripChoice: Magpul MOE or Ergo grip
Charging HandleVLTOR/BCM (Med or LG). Ambi upgrade available.
Front SightChoice of Fixed A2 or Flip-Up Front Sight Base, or Flip-Up Front Sight mounted on the Free Float Tube. All front sight posts are Tritium (Unless spec'd otherwise).
Fire Control GroupForged Single Stage, Larue MBT or Geissele 2-stage option to meet customers needs. Other trigger systems can be added upon request. Choice of standard or ambi safety selector. SLR15 Grail CS Springs (Cryo treated). Oversized trigger guard.