BlackSword Rapier™


Our Designated Marksman Rifle is one of the most precise weapons available capable of accuracy well beyond the range of most AR platform rifles. The BlackSword Rapier™ is outfitted with an 18″ White Oak barrel with a 1:7 twist in .223 Wylde, a Geissele 2-stage trigger, a custom BlackSword PFM muzzle brake, a custom BlackSword .75 stainless steel low profile gas block, nickel boron BCG, and ©Magpul Precision Rifle Stock. Overall weight is 8.8 lbs.

Product Info Request

SKU: BK-RP1 Category:

Product description

Caliber Accurized 5.56 Nato
Length 34.5 to 37.5
Weight 7.5 lbs
Upper receiver Forged Type III Hard Coat Anodized, 7075 T6 Aluminum
Lower receiver  Forged Type III Hard Coat Anodized, 7075 T6 Aluminum
Barrel 416 Stainless, lead lapped, Air Gauged
Barrel twist 1:08
Barrel length 18″
Barrel Profile Marksman
Muzzle Device Blacksword PFM4 muzzle brake
Gas system Direct Impingement mid-Length Low profile Gas System
Buffer H buffer with tungsten weight
Buffer Tube Mil-spec, 7075-T6 aluminum, Type III Hard Anodized
Bolt Carpenter 158 Steel Bolt, Shot Peened & Magnetic Particle Inspected, Nickel boron coated
Charging Handle 7075 T-6 aluminum, mil-spec
Trigger Nickel coated, Micro polished, 2 stage
sights Dual aperture rear, adjustable front
Grip Ergo
Stock Magpul PRS
Handguard Type III Hard Coat Anodized, 7075 T6 Aluminum
Magazine 2 -10 round, 1 -20 round, aluminum
Case Range Bag


The BlackSword RapierTM is our long-range precision rifle, designed with a competition grade barrel, super dynamic combat 2-stage trigger, and precision rifle/sniper stock. The Advanced Muzzle Brake allows for lightning fast follow-up shots.

  • Barrel: White Oak Armament Special Purpose Rifle (SPR) .223 Wylde Match AR15 barrel –
    based on the U.S. Army’s Squad Designated Marksman (SDM) Rifle Development Program,
    tasked with improving the accuracy of the standard issue rifle against targets out to 600
    meters. Features 416R stainless steel with right 1:7th twist and M4 feed ramps for reliable
    feeding. Light-weight contour results in a total weight of 41oz. The muzzle is threaded 1⁄2 X
    28 to accept a flash hider or muzzle brake.
  • Barrel Length: 18”
  • Muzzle Brake: custom BlackSword PFM muzzle brake/compensator stainless or carbon
    steel / black nitride; 4 gill weight (3.1oz) significantly reduces muzzle
    rise and felt recoil
  • Gas Block: custom BlackSword .75 stainless steel low profile gas block
  • Bolt Carrier Group: specifically engineered for nickel boron (NiB)-X AR-15 coating to
    provide long life, high reliability and easy cleaning and maintenance. The BCG components
    are coated and polished to reduce fouling adherence. Coating is guaranteed for life against
    chipping, spalling or flaking. Over 30K rounds in Government protocol endurance testing
    did not wear off the coating. Especially beneficial in short barrel setups and suppressed
  • Trigger Group: Geissele (G2S) Super Dynamic Combat 2-Stage Trigger
  • Rail: Parallax m-lock system, picatinny, quick detach (QD) mount 15” weight (13.6 oz) –
    aluminum upper, lower & rail: is hard anodized & cerakoted in various colors
  •  Stock: Magpul Precision Rifle/Sniper (PRS)
  •  Rifle weight: 8.5 pounds (3.6 kg)
  •  Minute of Angle (MOA): 1/2
  • Effective range: 1,500 feet (457 meters) *note (test was performed under fair weather
  • Caliber: 223 Remington (Wylde) – provides excellent performance and reliability with a
    wide range of ammo and is suitable for .223 or 5.56 ammunition.

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