Save $128.99

BKF M4 MOD-1 7″ M-LOK Builder Set

Original price was: $573.30.Current price is: $444.31.

64 in stock (can be backordered)




New for 2019 is our BKF M4 MOD-1 forged receiver sets that is part of our new Premium Series. They are available as a builders set or receiver set. The Premium Series will offer a vast number of BKF components that have been made with the AR builder in mind. Not only does the Premium Series offer extremely high quality products, but it also offers very competitive pricing. These are not any old AR15 forged receiver set. They feature BKF signature machined pocketing and enhanced aesthetics. All of the detail is machined to give this receiver set a refined look. This receiver set is the perfect starting place for any high quality build.

BKF AR15 M4 MOD-1 Stripped Lower Receiver Features: 

  • U.S.A. sourced 7075-T6 Aluminum
  • Forged then Machined for enhanced detail and aesthetic appearance.
  • Standard Bolt Catch Pin
  • Standard Trigger Guard Pin Holes
  • Standard trigger pin sizing (.156)
  • Weight: Lower 7.2 oz stripped
  • Deep Laser Engraved BKF logo

BKF AR15 M4 MOD-1 Stripped Upper Receiver Features: 

  • U.S.A. sourced 7075-T6 Aluminum
  • Forged then Machined for enhanced detail and aesthetic appearance
  • Upper receiver features M4 style feed ramps
  • Deep laser engraved BKF Spade on Tang
  • Deep laser engraved T-Marks
  • Deep laser engraved MOD-1 (Left Side)
  • Weight: Upper 6.7 oz Stripped
  • Made in the U.S.A.

BKF AR15 M4 MOD-1 7″ M-LOK Handguard Features:

The BKF AR15 M4 MOD-1 Rail M-LOK series provides an alternative aesthetically progressive design that is lightweight with our 7075-T6 Aluminum barrel nut and attach method. The innovative attachment of the rail and the barrel nut provides a solid lockup, a seamless, strong joint that requires no timed alignment to the barrel nut itself. All BKF M4 MOD-1 rails (and receivers for that matter) are designed with pocketed cutouts to further minimize weight. In addition, BKF M4 MOD-1 rails offer QD mounting at the rear 3,6 and 9 O’clock of the handguard.
  • Made from U.S.A. sourced 6061 Extrusion
  • U.S.A. sourced 7075-T6 Aluminum barrel nut as standard
  • M-LOK mounting solution
  • Mil-Spec hardcoat black anodized (Type III, Class 2)
  • Free floating design
  • QD mounts on rear 3,6 and 9 o’clock positions
  • 1.3” Internal Diameter
  • 7” Rail with Aluminum nut and hardware (weight 5.7oz)
  • 1-5/16” crows foot tool or premium armorers wrench recommended for installation (Not Included)


Additional information

Weight 2 lbs
Dimensions 20 × 8 × 4 in


There are no reviews yet.

Only logged in customers who have purchased this product may leave a review.