Armaspec ARM621-12 Arca Rail 12-Inch M-LOK

$59.39 2 in stock

Armaspec 12-inch Arca rail adapter mounts directly to M-LOK handguards. Black anodized aluminum construction provides a stable platform for Arca-compatible bipods and accessories on AR-15 and AR-10 rifles.

Fits: AR-10, AR-15

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Armaspec Arca Rail Adapter

The Armaspec ARM621-12 brings modern accessory mounting flexibility to your rifle. This 12-inch Arca rail bridges the gap between M-LOK handguard systems and Arca-style mounts, giving you access to a growing ecosystem of premium shooting accessories.

Key Features

  • Direct M-LOK Integration: Mounts seamlessly to any M-LOK-equipped handguard on AR-15 and AR-10 platforms
  • Arca-Compatible Design: Accepts all standard Arca-profile bipods, monopods, and shooting accessories
  • Durable Construction: Black anodized aluminum resists corrosion and handles field use
  • Quick Adjustments: Allows rapid repositioning of mounted accessories without tools
  • Proven Stability: Rigid design maintains zero shift between your accessories and rifle

Why Choose This Rail

If you've invested in an M-LOK handguard but want access to Arca-mount accessories, this adapter eliminates the need to replace your entire rail system. The 12-inch length provides ample real estate for bipods and other gear while maintaining a balanced profile. Installation is straightforward, and the anodized finish matches modern tactical aesthetics while providing reliable protection against wear and weather.

Whether you're setting up a precision rifle, competition gun, or tactical platform, the Armaspec Arca rail delivers the versatility serious shooters demand.

Features

  • compatible with arca rail accessories
  • super light weight
  • 6061-t6 aluminum construction
  • mil-spec type iii hard coat anodized finish
  • 12 length"

Attributes

Color: Black
Finish: Anodized
Fit: M-LOK
Material: Aluminum
Model: ARCA Rail 12 Slot M-LOK
Model: Arca Rail
Size: 12"
Type: Rail