NOTE: MUST BE PAIRED with our Pro2A Tactical Stripped or Complete AR-10 Lower Receivers for seemless compatibility and trouble free fitment.

As there is NO milspec standard for the AR-10 Platform, we do not guarantee fitment with other manufacturer's AR-10 Lower Receivers.

PRO2A 20" .308 Win 1/10 Rifle Length Stainless Premium M-LOK AR-10 Upper | Pro2A Tactical

PRO2A 20" .308 Win 1/10 Rifle Length Stainless Premium M-LOK AR-10 Upper

Product Overview

The PRO2A 20" .308 Win 1/10 Rifle Length Stainless Premium M-LOK AR-10 Upper is precision engineered for marksmen demanding maximum long-range accuracy and structural durability from the LR-308 / AR-10 platform. Anchored by a 20-inch premium 416R stainless steel barrel, this complete upper receiver optimizes the full ballistic potential of the heavy-hitting .308 Winchester cartridge. Paired with a true rifle-length gas system to minimize recoil impulse, it delivers an incredibly smooth cycling operation perfect for precision long-range targeting, tactical competitions, or big-game hunting.

Key Features

Premium 416R Stainless Steel Barrel: Match-grade material offers elite level accuracy potentials and excellent environmental corrosion resistance.
Smooth Rifle-Length Gas System: Significantly reduces pressure spikes and softens felt recoil, facilitating faster follow-up shots and less wear on internal components.
Versatile 1/10 Twist Rate: The ideal stabilization profile for a vast array of mid-to-heavy grain bullets, ensuring exceptional groupings with match ammunition.
Rigid Free-Float M-LOK Rail Handguard: Enhances barrel harmonics while providing an uninterrupted top Picatinny rail and ample M-LOK slots for attachments like bipods and optics.

Technical Specifications

Caliber:	.308 Winchester / 7.62x51mm NATO
Barrel Length:	20 Inches Heavy Profile
Barrel Material:	416R Stainless Steel, Premium Bead Blasted Finish
Twist Rate:	1:10 Right-Hand Twist
Gas System Length:	Rifle-Length
Gas Block Journal:	.750" Low Profile
Muzzle Device:	5/8x24 TPI Competition Muzzle Brake Stainless
Upper Receiver:	AR-10 DPMS Gen 1 Style 7075 Billet Aluminum, Forward Assist & Port Cover, Anodized Black (DPMS High)
Handguard:	15 Inch DPMS High Free-Float Ergonomic M-LOK Rail System

Why Choose Pro2A Tactical?

At Pro2A Tactical, we remove extra distribution tiers to deliver premium, tier-one gear directly to the consumer without the markup. Every upper assembly is meticulously built by professional technicians in the USA, adhering to stringent headspace checks and strict quality assurance baselines. When you choose Pro2A Tactical, you invest in field-ready reliability, precise tolerances, and high-performance components manufactured for a lifetime of heavy use.