AT3™ AR 15 Upper Receiver and SPEAR Handguard Combo

AT3™ AR-15 Bolt Carrier Group - 5.56 NATO/.300 Blackout - Black Nitride

Getting Started on Your Next Build? Go Sleek and Lightweight with our Billet Upper and SPEAR M-LOK Handguard.

This Upper Group Uses a 15 Inch Handguard with Magpul Flat Dark Earth Cerakote

The slim free-float design of the SPEAR handguard enhances accuracy while minimizing the weight of your rifle, M-LOK attachment slots and included rail section provide unlimited options for accessorizing your build. Our billet upper matches the contours of the handguard perfectly, for a monolithic look in 3 different finishes.

With 12” or 15” lengths available, the SPEAR handguard is ideal for starting your next AR-15 build or upgrading an existing firearm. And with our selection of barrels, gas blocks, muzzle devices, bolt carrier groups, and charging handles, you can get the custom upper you need at the right price.

Lightweight & Durable

Anti-Rotation Tabs prevent shifting after taking hard impactsThe AT3 Spear handguard locks up solidly with the billet upper receiver

Easy to Install

Vented Design - Lightweight and reduces heatM-LOK and Picatinny Rails Hold All Your Accessories

Exceptional Fit and Finish

Smooth Machining - No Sharp EdgesAT3 SPEAR M-LOK AR 15 Free Float Handguard proudly made in the USA

More Information

Full kit – includes all mounting hardware, plus one M-LOK 5-Slot Rail section and barrel nut wrench.

AT3 Tactical Spear M-LOK Free Float Handguard Flat Dark Earth 9 Inch with Barrel Nut, 5 Slot Rail, and Hardware

Note: most rifle setups will require the use of a low profile gas block that sits under the handguard.

Included in the combo:

Billet upper receiver, handguard with aluminum barrel nut and all mounting hardware, one 5-slot M-LOK to-Picatinny rail, hex wrenches for handguard and rail sections, and barrel nut wrench.

Specifications