MDT One-Piece Internal Weight

• Internal weight tuning: Adds substantial mass inside the chassis to help shift the rifle’s balance forward, which can reduce felt recoil and make the rifle track more steadily through the shot.
• Clean one-piece design: The single-piece format gives a simple way to add weight without external bulk, helping preserve a smooth rifle profile for positional shooting and barricade work.
• Fast installation and removal: Designed to install through the removable forend cap on compatible ACC chassis systems, so balance changes are easier to make between setups.
• Steel construction: The steel body provides meaningful ballast and the durability needed for repeated installation, transport, and hard use on competition rifles.
• Chassis-specific fit: Built specifically for the ACC Elite Chassis and ACC Premier GEN1 Chassis, ensuring proper fit inside the forend rather than relying on improvised weight solutions.

About the MDT Accessories Series

MDT Accessories sits alongside the company’s chassis and magazine lines as a practical extension of its precision-rifle ecosystem. The series is built around the idea that rifle setup does not end with the chassis itself; shooters often need to refine fit, balance, and handling to match a discipline, shooting position, or rifle configuration. Within the range, MDT offers components such as forend weights, buttstock weights, M-LOK accessories, magazine accessories, and other chassis-related parts that let a rifle be tuned rather than merely assembled.

A defining trait of the series is its focus on modularity and application-specific compatibility. Some accessories are broadly useful across multiple platforms, while others are engineered for a particular MDT chassis or buttstock. That approach matters in precision shooting, where correct fit and secure integration are more important than universal compatibility. Across the line, the emphasis is on straightforward mechanical solutions that help shooters adjust rifle balance, add useful mass, or tailor ergonomics without unnecessary complexity. For competitors and serious target shooters, the MDT Accessories range serves as the fine-tuning layer that helps a rifle system feel more stable and more consistent on the clock.

About the MDT One-Piece Internal Weight

The MDT One-Piece Internal Weight is a chassis-balancing accessory made for shooters who want more mass in the rifle without adding external parts to the forend. It is compatible only with the ACC Elite Chassis and ACC Premier GEN1 Chassis, where it fits inside the forend as an alternative to MDT’s multi-piece internal weight setup. That makes it especially relevant for competition-oriented rifles, where balance point and recoil behavior can have a direct effect on how steadily the rifle sits on bags, barricades, and improvised supports.

At 1134.00 g and 400.00 mm long, this steel weight adds meaningful forward ballast in a single component. In practice, that extra mass can help calm the rifle during recoil, reduce muzzle movement, and make it easier to spot impacts or misses through the optic. Because the weight sits internally, it preserves the outside shape of the chassis and avoids the extra width or snag points that external accessories can introduce. MDT also designed it for quick installation and removal through the removable forend cap on the compatible ACC chassis systems, which is useful for shooters who tune rifle balance for different match formats or support positions.

The one-piece format also simplifies setup. Instead of working with several separate weights, the shooter gets a single internal component that delivers a substantial change in handling with a cleaner installation. For a precision rifle built around stability and balance management, the MDT One-Piece Internal Weight is a focused solution that supports a more planted, controllable shooting system.

About MDT

MDT Sporting Goods was established in 2009 and began in Chilliwack, British Columbia, Canada. The company designs, manufactures, and sells rifle chassis systems, magazines, buttstocks, and accessories for target shooting and hunting, with its head office remaining in British Columbia. MDT identifies the TAC21 as its first chassis, and that chassis-focused background still defines the brand’s place in the precision-rifle market.

Today, MDT’s product range covers chassis, stocks, magazines, bipods, scope bases, scope rings, and accessories, with development shaped by input from competitive precision shooters. That emphasis on practical rifle setup is especially relevant to products like chassis weights and other tuning components, where small changes in balance and ergonomics can affect stability and shot execution. MDT is widely associated with modular rifle systems and accessories built around the needs of precision shooting rather than general-purpose sporting use.

Main Features

• Manufacturer: MDT
• Series: MDT Accessories
• Product type: Internal rifle weight
• Compatibility: ACC Elite Chassis & ACC Premier GEN1 Chassis
• Accessories for: Rifles
• Weight: 1134.00 g
• Length: 400.00 mm
• Width: 38.10 mm
• Material: Steel

Warranty

2 years. MDT states a 2-year warranty for this product, covering the stated warranty period from the manufacturer.