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BKF M4 MOD-0 20″ 6mm Arc DMR Rifle length 1/7 Twist 416R Barrel W/ 15.25″ M-LOK Handguard


15 in stock


This product is 100% Made in the USA! Our gas tubes, gas blocks and even roll pins are all proudly manufactured in the US. All Complete uppers are headspaced prior to shipping and test fired.


  • BKF MOD-0 Dry Film Lubed Assembled Upper Receiver w/ T-Marks
  • BKF M4 MOD-0 15.25″ M-LOK Handguard
  • BKF  20″ 416R SS DMR Nitride Barrel, 6mm Arc, Rifle Length Gas System w/ 1:7 Twist
  • BKF Low Profile Gas Block and Rifle Length Nitride Gas Tube
  • BKF M4 MK2 .30 Comp
  • Product comes assembled
  • No BCG or Charging Handle

BKF M4 MOD-0 Assembled Upper Features:

  • M4 Feedramps
  • 7075-T6 aluminum
  • .250 takedown pin holes
  • Laser engraved T-marks
  • Thermal Fit Dry Film Lubed Upper W/ Oversized Lugs for tight fitment with most receivers
  • Type 3 Hard Coat Anodizing
  • Made in the USA
  • Forward assist and dust cover installed

BKF M4 MOD-0 15.25″ M-LOK Handguard

The all new BKF AR15 MOD-0 rail featuring M-LOK is now available from BKF. This new handguard model utilizes top quality machining and finishes along improved ergonomics for AR-15 platform firearms.

  • Made in U.S.A.
  • M-LOK mounting solution
  • Mil-Spec hardcoat black anodized (Type III, Class 2)
  • Free floating design
  • QD mounts on rear 3 and 9 o’clock positions
  • QD mounts on front 3, 6 and 9 o’clock positions
  • 15.25” Rail with nut and hardware

Additional Barrel Info

MATERIAL 416R Stainless Steel
FINISH QPQ Corrosion Resistant
TWIST RATE 1:7 inches
MUZZLE 5/8×24 Threaded
WEIGHT 46.2oz

PRODUCT SKU: BKF-M4M0-20-6MM-15.25

Additional information

Weight 4 lbs
Dimensions 28 × 4 × 4 in


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