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**ANODIZE BLEM, COSMETIC ONLY, FINAL SALE** The JMAC Customs™ Modular Mounting System (MMS) is a modular, customizable solution for Kalashnikov-pattern firearms, designed for professionals, competition shooters, and recreational shooters. Available...

**ANODIZE BLEM, COSMETIC ONLY, FINAL SALE** 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...

**ANODIZE BLEM, COSMETIC ONLY, FINAL SALE**   The JMac Customs™ 1913 Stock/Brace Adapter provides a rock-solid, versatile solution for mounting your stock or brace. Designed to be compatible with any 1913-style stock or brace, including...

With the rising demand for Plan B-style devices, JMac Customs is proud to introduce our own line of compatible mounts and adapters—engineered for precision, performance, and seamless integration. The 360HD is the latest evolution in JMac...

Inspired by the H&K G36 Flash Hider, the JMac Customs™ GFH and GFHC muzzle devices are engineered to reduce muzzle flash and mitigate muzzle rize, enhancing your shooting experience. Crafted from erosion and corrosion resistant 17-4PH stainless...

The JMac Customs™ Billet Pistol Grip is engineered to provide enhanced ergonomic control by aligning with the natural contours of your hand. Featuring a modern, reduced angle and textured front and rear surfaces, it allows for optimal pressure...

The SPG is an ergonomic pistol grip designed to naturally fit the contours of your hand, offering superior control and comfort. Its textured front and rear surfaces allow for precise pressure application where you need...

The JMac Customs™ Hand Retention Device is designed to provide enhanced control and stability, while maintaining a compact and lightweight profile. The HRD-EXT fits 3 M-Lok Slots. Made from 7075-T6 aluminum with a...

The RRD-360 Muzzle Device from JMAC Customs is unlike others on the market today. This device vents gasses 360 degrees away from your muzzle requiring less effort from the shooter to manage recoil. The use of additional, smaller ports, allows the...

This page allows you to purchase the JMac Customs folding mechanism à la carte. To buy it as part of a complete build, please visit our Stock and Arm Bar pages. JMac Customs’™ best-selling 4140 heat treated steel folding mechanism with...

The RRD Recoil Reduction Device is a lightweight, multi-functional muzzle device engineered for unmatched firearm control. Its primary function is to drastically reduce recoil and muzzle rise by diverting gases 90° to the side and upward. During...

The RRD-2C is a shortened version of our popular RRD-4C, offering effective recoil mitigation while maintaining a more compact design. By removing the two smallest ports from the RRD-4C, this muzzle brake still delivers exceptional muzzle control and...