Stocks | Stabilizers

These pins are direct replacements for your 4.5mm and 5.5mm folding stock rifles. Designed for a precise fit with our MOD-1, MOD-2, and RSA-4.5 stock adapters, they ensure secure and reliable performance. Key Features: Direct replacement for factory 4...

Designed for a perfect fit and compatible with all of our Skeleton Stocks® (SS), Triangle Stocks® (TS), and Arm-Bar extensions, this cheek riser enhances comfort and allows you to align your sights and optics more efficiently. Made from durable...

This page allows you to purchase the JMac Customs™ stock|brace mount à la carte. To buy it as part of a complete build, please visit our Stock and Arm Bar pages. A way to mount JMac and SIG style stocks/braces to virtually any platform. The...

The JMac Customs™ M4 Buffer Tube Adapter allows you to attach an M4-style buffer tube to firearms that don't have a standard M4 buffer system. This adapter provides a secure, stable mounting point for M4-compatible stocks or braces,...

The 360HD is the latest evolution in JMac Custom's™ Recoil Reduction Device™ (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and professionals alike. Built with durability, ease of...

The 360HD is the latest evolution in JMac Custom's™ Recoil Reduction Device™ (RRD) family of muzzle brakes, designed to meet the needs of serious shooters and professionals alike. Built with durability, ease of...

The JMac Customs™ 9" Arm Bar stock features a modular design allowing for seamless conversion between a brace or stock. This configuration includes the Folding Buttplate, offering the flexibility to fold neatly for compact...

The JMac Customs™ 8" Arm Bar stock features a modular design allowing for seamless conversion between a brace or stock. This configuration includes the Folding Buttplate, offering the flexibility to fold neatly for compact...

The JMac Customs™ Skeleton Stock® 9" with Rise is designed for optimal performance and comfort, now featuring an integrated rubber buttpad for improved recoil absorption. It includes two integrated QD sling...

The TS-9P Triangle Stock® combines a bold new design with functional upgrades, including an integrated rubber buttpad for superior recoil management. This stock is engineered with two integrated QD sling...

The TS-8P Triangle Stock® combines a bold new design with functional upgrades, including an integrated rubber buttpad for superior recoil management. This stock is engineered with two integrated QD sling sockets for...

The ST Skeleton Tube replaces your standard buffer tube, allowing your stock to fold as flat as possible (with a compatible folding adapter). Made from lightweight, rigid 7075-T6 aluminum, it’s designed for use with most mil-spec M4-style...