AR-15 Rifle (6mm ARC)

  • 6mm ARC
  • 1:7 twist
  • Guaranteed Sub-1 MOA
  • Lifetime Warranty


Its accuracy-enhancing features include an ICONIC by RISE independent two-stage trigger for precision shooting, a premium 416R stainless steel fluted barrel, and a free-floating skeletonized aluminum handguard with a patent-pending attachment lock to maintain your zero.

With its high velocity and flat trajectory, the Watchman™ XR in 6mm ARC AR-15 Rifle is perfect for varmint, whitetail, and antelope hunting, as well as PRS competitions.


  • Caliber: 6mm ARC
  • Gas System: Rifle-length
  • Barrel Twist: 1:7
  • Barrel Thread Pitch: ½”x28
  • Barrel Length: 18”
  • Handguard Length: 15.25”
  • Overall Length: 37.25 inches
  • Weight: 8 pounds
  • Finish: Custom Cerakote
  • Colors: Dark Gray with Black Accents or Patriot Brown with Black Accents

Included Accessories

  • 10-round magazine
  • Savior Equipment padded double rifle case
  • Chamber flag
  • Cable lock


IMPORTANT: A rifle purchased from RISE Armament must be shipped to a licensed FFL holder. It is the customer’s responsibility to know state/local laws regarding complete firearms, lower receivers and magazines prior to purchase. If your rifle is to be shipped to DE, CA, CT, HI, IL, MD, MA, NJ, NY, or WA, please contact us prior to purchasing.

Once a rifle is purchased, the customer must notify their preferred FFL holder and RISE Armament must receive a copy of the FFL before the rifle can be shipped. (NOTE: To expedite the process, you may obtain a copy of the FFL from your FFL holder of choice before purchasing the rifle.)

Once obtained, email a copy of the FFL to our customer service team at [email protected]. The FFL holder will contact you when they receive the rifle and are ready to transfer it to your possession.

Key Features

  • Trigger: ICONIC Independent Two-Stage Trigger for precision shooting — 1-lb first stage, 2-lb. second stage with NoDoubt second-stage wall; icicle crisp and clean break; and Clear ’n’ Quick reset
  • Barrel: 18-inch 416R stainless steel, fluted, button-rifled, air-gauged and tested; 11-degree target crown for improved accuracy; threaded Pinned low-profile gas block for reliability with heavy use
  • Handguard: Free-floating skeletonized aluminum with continuous 12 o’clock Picatinny rail, MLOK slots, four threaded steel sling swivel QD inserts, a snag-free front, and patent-pending attachment lock to maintain your zero
  • Charging Handle: RISE ambidextrous charging handle for right- or left-handed operation and improved ease of use with optics and gloves
  • Safety Selector: RISE ambidextrous safety, with long and short paddle, captured detent, and 69-degree throw for improved comfort and ease of operation
  • Bolt Carrier Group: Premium BCG with 9310 bolt, individually MPI tested, staked gas key, durable black nitride finish
  • Receivers: Forged aluminum
  • Takedown and Pivot Pins: Ergonomic design, stainless steel for enhanced corrosion resistance
  • Trigger Guard: RISE trigger guard, easily slings open if needed for more space when wearing gloves
  • Stock: Magpul PRS Lite
  • Grip: Magpul MOE+
  • Case: Savior Equipment American Classic 46-inch padded double rifle case with two padded pistol sleeves, three exterior pockets, and traditional carrying straps plus adjustable backpack straps
  • Warranty: Backed by RISE’s Lifetime Warranty and More-Bang-for-Your-Buck Guarantee 
  • Other Caliber Available: WATCHMAN XR in 22 ARC AR-15 Rifle


Incredibly accurate, the RISE Watchman XR 6mm ARC AR-15 Rifle was purpose-designed for extended-range shooting. The 6mm ARC excels in varmint shooting, whitetail and antelope hunting, and competitive rifle events. We also have the WATCHMAN XR in 22 ARC AR-15 Rifle available as well.

Frequently Asked Questions