Aero Precision Style M5 22" 6.5 Creedmoor Stainless Upper – R-ONE 15" M-LOK

22" 6.5 Creedmoor M5 Upper: Specs & Features

The Aero Precision M5 Complete Upper is the perfect choice for those looking to build a high-performance AR-10 platform rifle. This precision-engineered upper includes a 22" 6.5 Creedmoor stainless steel barrel and an R-ONE 15" M-LOK handguard for superior durability and accuracy.

Key Features:

• Assembled Aero Precision Upper Receiver: Crafted from high-strength 7075 T6 aluminum, the upper is precision machined to exact specifications, ensuring reliable performance and a perfect fit.
• Enhanced 15" M-LOK Handguard: The R-ONE handguard features a 1-piece free-floating design with scalloped rails and built-in anti-rotation tabs. Made from 6061-T6 aluminum, it provides a solid, lightweight platform for attaching accessories while maintaining a sleek, ergonomic design.
• 22" 6.5 Creedmoor Stainless Steel Barrel: This 416R stainless steel barrel is designed for accuracy, with a 1 in 8 twist rate and bead blasted finish. The barrel is HP and MPI tested for reliability, and features a .936 gas block journal and a rifle-length gas system for smooth cycling.
• Precision Machined to Aero Specifications: The upper features M4 feedramps and .2795” takedown pin holes. It is compatible with standard DPMS .308 components and comes with an installed  port door.
• Low Profile Gas Block & Rifle-Length Gas Tube: The included gas block and rifle-length gas tube ensure smooth operation, reducing recoil for improved accuracy with every shot.

Specifications:

• Barrel Length: 22"
• Barrel Material: 416R Stainless Steel
• Twist Rate: 1:8
• Threading: 5/8 x 24
• Gas Block Journal: .936
• Gas System Length: Rifle Length
• Weight: 75.9 oz
• Handguard Length: 15" (R-ONE M-LOK)
• Upper Receiver: Forged from 7075 T6 aluminum
• Finish: Anodized Black
• Compatibility: Accepts standard DPMS .308 components
• Includes: Assembled upper receiver with forward assist and port door installed
• Excludes: BCG (Bolt Carrier Group) and charging handle (sold separately)

This Aero Precision M5 Complete Upper is an excellent foundation for building a high-performance AR-10 rifle. Whether you're a competitive shooter or a recreational enthusiast, this upper delivers exceptional quality, precision, and customization options to take your shooting experience to the next level.

FAQ

What lower receiver does this upper fit?

It is built for DPMS-pattern (LR-308 style) AR-10 lower receivers and accepts standard DPMS .308 components. Check your lower's pattern before ordering, since large-frame AR dimensions are not fully standardized.

Does it include a bolt carrier group and charging handle?

No. The upper ships without a BCG or charging handle; you can add a .308/AR-10 BCG and charging handle as options on this page.

What twist rate and gas system does the barrel use?

A 1:8 twist 416R stainless barrel with a rifle-length gas system and .936" gas block journal.

Related: 6.5 Creedmoor upper assemblies · 6.5 Creedmoor ammo · 6.5 Creedmoor AR-10 parts kits

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