Timber ARCA3 MLOK 3.5" Arca Rail – Precision M-LOK Compatible Arca-Swiss Rail

The Timber ARCA3 MLOK 3.5" Arca Rail is a high-quality, precision-machined accessory designed to add Arca-Swiss compatibility to any M-LOK equipped handguard or forend. Manufactured by Timber, this compact 3.5-inch Arca rail allows shooters to quickly and securely mount Arca-Swiss compatible bipods, tripods, clamps, and other accessories. With its robust construction and exacting tolerances, the ARCA3 delivers reliable performance for precision rifle shooters, competitive shooters, and tactical users who need a stable mounting platform.

Arca-Swiss rails have become the standard mounting system for many modern bipods and accessories due to their speed, strength, and versatility. The Timber ARCA3 makes it easy to add this functionality to rifles equipped with M-LOK slots without the need for permanent modifications or bulky adapters.

Key Features of the Timber ARCA3 MLOK 3.5" Arca Rail

Why Choose the Timber ARCA3 MLOK 3.5" Arca Rail?

When searching for a reliable M-LOK Arca rail, the Timber ARCA3 stands out as an excellent choice for precision rifle builders and shooters who want to add Arca-Swiss functionality to their firearm. Many modern rifles come equipped with M-LOK handguards, but not all include native Arca-Swiss rails. The ARCA3 solves this problem by providing a simple, strong, and low-profile solution that attaches directly to M-LOK slots. The 3.5-inch length offers a good balance between added weight and usable mounting surface, making it ideal for most bipod and tripod applications. Because it is precision machined, the rail maintains excellent alignment and provides a smooth, consistent surface for accessories to slide and lock into place. The Timber ARCA3 is particularly popular among long-range shooters who use Arca-Swiss bipods, as it allows for quick and easy repositioning of the bipod along the forend. It is also useful for mounting other Arca-compatible accessories such as clamps, lights, or camera mounts. The hard-coat anodized finish provides excellent corrosion resistance and a professional appearance that matches most modern rifle builds. Installation is straightforward — simply align the rail with the M-LOK slots and secure it using the included hardware. Whether you’re building a precision rifle, a competition setup, or upgrading a tactical carbine, the Timber ARCA3 MLOK Arca Rail delivers the strength, versatility, and quality that serious shooters expect. Its combination of compact size, robust construction, and broad compatibility makes it one of the best M-LOK Arca rail options available.

• 3.5-inch Arca-Swiss rail for M-LOK handguards
• Precision CNC-machined from high-strength aluminum
• Direct M-LOK mounting for a low-profile fit
• Compatible with most Arca-Swiss bipods and accessories
• Durable hard-coat anodized finish
• Provides stable and secure mounting platform
• Ideal for precision rifles and tactical firearms
• Easy installation with included hardware
• Lightweight yet extremely strong construction
• Model: ARCA3 | UPC: 840253803979

Technical Specifications – Timber ARCA3 MLOK Arca Rail

The Timber ARCA3 MLOK 3.5" Arca Rail is a precision-machined accessory that allows shooters to add Arca-Swiss compatibility to any M-LOK equipped firearm. With its compact 3.5-inch length, robust aluminum construction, and secure mounting design, this rail provides a stable platform for bipods, tripods, and other Arca-compatible accessories on precision rifles and tactical firearms.