AR-10 6.5 Creedmoor 24" Stainless Straight Fluted Bull Upper – 15" M-LOK

24" Fluted Bull 6.5 CM Upper: Specs & Features

The AR-10 6.5 Creedmoor 24" Stainless Straight Fluted Bull Modular Upper Assembly is designed for those seeking both precision and performance. Featuring a 416 stainless steel bull contour barrel with a straight fluted design, this upper is ideal for accuracy and durability. The target crowned barrel enhances its shooting capabilities while maintaining its lightweight and balanced design. This upper assembly is CA and NY compliant, making it suitable for states with strict firearm regulations.

Key Features:

• 24" 416 Stainless Steel Bull Contour Barrel: The barrel is straight fluted for reduced weight and improved heat dissipation. Hardened to 26-32 RC and stress-relieved, it is button rifled with a 1-8 RH twist for exceptional accuracy. The target crown ensures better shot grouping, and there are no muzzle threads for compliance with specific regulations.

• A3 Flat Top Upper Receiver: Constructed from solid billet 6000 series aluminum, this upper receiver is black hardcoat anodized for maximum durability. It includes forward assist and dust cover pre-installed, making it ready for assembly and use.

• Gas System: The .936 steel gas block is nitride-coated for superior corrosion resistance and durability. The upper uses a rifle-length gas system, ensuring reliable cycling and smooth operation for high-performance shooting.

• Rifle-Length Free Float M-LOK Handguard: Made from aircraft-grade aluminum, the 15" free float M-LOK handguard is black hardcoat anodized for strength and resistance to wear. The M-LOK system provides flexibility for accessory mounting while maintaining a sleek, lightweight profile.

• DPMS Compatibility: This upper is compatible with DPMS-style lower receivers, ensuring it works seamlessly with most AR-10 builds.

Specifications:

• Barrel Length: 24" Straight Fluted Bull Contour
• Barrel Material: 416 Stainless Steel
• Barrel Finish: Stainless Bead Blasted
• Twist Rate: 1-8 RH
• Gas Block Journal: .936
• Gas System: Rifle Length
• Muzzle: Target Crown (No Threads)
• Handguard: 15" Free Floating M-LOK Rail, Aircraft-Grade Aluminum
• Receiver Type: A3 Flat Top, Billet 6000 Series Aluminum
• Receiver Finish: Black Hardcoat Anodized
• Forward Assist: Installed
• Dust Cover: Installed
• Compatibility: DPMS Low Profile, AR-10 .308
• Weight: ~8 lbs (fully assembled)

Important Notes:

• Custom Made Upper Assembly: This is a custom-made item with an estimated build time of 2-4 weeks due to the barrel fluting process.
• Bolt Carrier Group & Charging Handle Not Included: These are available as add-ons at the top of the page.
• CA & NY Compliant: Designed to meet the strict firearm regulations in California and New York.
• Images: Product images may not represent the exact item as customizations and specifications may vary.

FAQ

What lower receiver does this upper fit?

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

Is the barrel threaded?

No. It has a target crown with no threads, which keeps it CA and NY compliant.

How long does it take to build?

This is a custom build; allow about 2-4 weeks because of the barrel fluting process.

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