Masterpiece Arms BA Ultra Lite Chassis

The MPA BA Ultra Lite Chassis is the ultimate lightweight precision rifle chassis, designed for hunters and long-range shooters who demand performance without added bulk. At just 2.6 lbs for the fixed stock version, this chassis combines industry-leading adjustability, durability, and ergonomic design to create a truly versatile rifle platform.

Overview

After numerous requests from its customers, Masterpiece Arms developed the BA Ultra Lite Chassis to provide a lightweight, feature-rich stock option for hunting and tactical applications. Despite its minimal weight, this chassis retains all the functionality of the standard BA Chassis, including adjustable length of pull, cheek riser, multiple accessory mounting options, and a built-in leveling system for precise shot alignment.

Features & Benefits

• Ultra Lightweight: Fixed stock weighs only 2.6 lbs, folding stock 3.0 lbs, making it ideal for hunters who carry their rifle over long distances.
• Adjustable Ergonomics: Length of pull and cheek riser position are easily adjusted via embedded set screws for a solid, secure fit.
• V-Bedding System: Designed to enhance accuracy, and allows optional glass bedding of the action and straight section of the barrel.
• Material: CNC machined from 6061 aluminum billet for superior strength-to-weight ratio.
• Accessory Rails: MPA RAT Rail (Arca Rail on the fore-end), lower Picatinny rail, and multiple QD sling swivel locations for tactical or hunting accessories.
• Pistol Grip: Ergonomic A2 pistol grip for comfort and control.
• Durable Finish: H-Series Cerakote coating available in a variety of colors for durability and aesthetic customization.
• Unique Pocketing System: Reduces weight while increasing chassis structural integrity.
• Built-in Leveling System: Ensures precise alignment and consistent long-range accuracy.
• Optional Spigot Mount: Can be added for bipod use and increased stability.
• Magazine Compatibility: Accepts AICS-style 5 & 10 round magazines, as well as 3-round Hawkins Precision magazines. Long action configuration supports 3.850” AICS mags.

Compatibility

The BA Ultra Lite Chassis is compatible with a wide range of short and long action rifles, including Remington 700 actions and clones, as well as Bergara, Curtis, Defiance, Stiller, Bighorn, Kelbly, GA Precision, Surgeon, and many others. Please contact MPA for custom configurations or length-of-pull adjustments.

Specifications

Why Choose the MPA BA Ultra Lite Chassis?

The BA Ultra Lite Chassis provides the perfect combination of light weight, durability, and modularity for hunters, competitive shooters, and tactical operators. Its adjustable ergonomics, innovative pocketing system, and accessory-ready design make it one of the most versatile and functional lightweight chassis available. Whether hunting in rugged terrain or engaging in precision long-range shooting, the BA Ultra Lite Chassis offers unmatched comfort, control, and accuracy.