RO21 BUILDER SET

$688.00$803.00

This item must be shipped to a Gun Store/ FFL. Please enter FFL Dealer and phone number. To expedite the FFL process, you can send FFL License to [email protected]. Enter TBD if unknown at time of order.

If Expediting: Make sure the FFL writes your name on the copy so we know what customer the FFL goes with.

Once we have your FFL, your items will ship to your FFL dealer.

Rogue Ops Billet AR15 RO21 Upper Receiver

  • Billet 7075-T651 Aluminum
  • Engraved Logo
  • Engraved USA Flag
  • 5x Mil-Spec Tolerances
  • Compatible with Standard AR15 Components
  • M4 Feedramps
  • All Uppers are Anodized Type III (Cerakote Options are Anodized and Cerakoted for extra protection)
  • Available in Black Type III Anodize, FDE Cerakote, OD Green Cerakote
  • Total Weight of Upper Receiver w/ Forward Assist and Port Door: 9.4OZ

Rogue Ops Ambi Billet AR15 RO21 Lower Receiver

  • Precision Billet Machined 7075-T651 Aluminum
  • Machined Logo
  • Machined Pockets
  • Flared Magwell
  • Contoured Trigger Guard
  • Ambidextrous Bolt Release, (includes lever installed with bolt catch and hardware).
  • Threaded Bolt Catch (does not use roll pins)
  • Allows for Ambidextrous Safety Selector (not included)
  • Front & Rear Takedown Pins (Included)
  • Threaded rear take down detent bore. (Screw included).
  • Allows for trigger reset and upper adjustment screws
  • Tight Fit to RO21 Upper Receiver
  • Weight of stripped Lower: 8.8OZ
  • Weight with Bolt Catch, Ambi Bolt Release, Mag Release, Takedown Pins: 10.6OZ
  • Compatible with Standard AR15 Components
  • All Lowers are Anodized Type III (Cerakote Options are Anodized then Cerakoted for extra protection)
  • Available Colors: Black Type III Anodize, FDE Cerakote, OD Green Cerakote, Sniper Grey

TOTAL RECEIVER SET WEIGHT: 1.25 LBS OR 20OZ.

FREEFLOAT HANDGUARD

7 3/8″ Handguard with Barrel Nut. This freefloat M-lok handguard has front and back 1 3/4″ picatinny rail and an anti-rotation pin interface between upper and handguard to prevent any chance of rotation. The Ro21 Handguard is designed for comfort in mind with a 3 3/4″ textured center to provide the ultimate grip. The directional cutouts not only remove weight but add a complimentary look to the RO21 Receiver Set. This handguard is extremely lightweight, weighing in at 4.7 oz. With barrel nut assembly a total weight of 8.7 oz.

  • Front & Rear Picatinny Rail
  • 1.3″ Inside Diameter
  • Anti-rotation pin interface between upper and handguard
  • Compatible with low profile gas block
  • Quick disconnect sling socket at 90° and 270° positions
  • M-LOK attachment interface
  • Compatible with AR15 Mil-Spec Upper Receivers
  • Barrel Nut mounting hardware included: Weight 4 oz.
  • Type III Hard Anodized then Cerakoted
  • 7 3/8″ Handguard Weight 4.7oz
  • 10 7/8″ Handguard Weight 6.7oz
  • 15 3/8″ Handguard Weight 8.9 oz

Weight 2 lbs
FINISH

BURNT BRONZE CERAKOTE, FDE CERAKOTE, HARD BLACK ANODIZE, ODG ANODIZE, ODG CERAKOTE, SNIPER GREY CERAKOTE, TANODIZE

HANDGUARD

10 7/8" BURNT BRONZE CERAKOTE, 10 7/8" FDE CERAKOTE, 10 7/8" HARD BLACK ANODIZE, 10 7/8" ODG ANODIZE, 10 7/8" ODG CERAKOTE, 10 7/8" SNIPER GREY CERAKOTE, 10 7/8" TANODIZE, 15 3/8" BURNT BRONZE CERAKOTE, 15 3/8" FDE CERAKOTE, 15 3/8" HARD BLACK ANODIZE, 15 3/8" ODG ANODIZE, 15 3/8" ODG CERAKOTE, 15 3/8" SNIPER GREY CERAKOTE, 15 3/8" TANODIZE, 7 3/8" BURNT BRONZE CERAKOTE, 7 3/8" FDE CERAKOTE, 7 3/8" HARD BLACK ANODIZE, 7 3/8" ODG ANODIZE, 7 3/8" ODG CERAKOTE, 7 3/8" SNIPER GREY CERAKOTE, 7 3/8" TANODIZE