Description
Heresy Design™ 16.3” 7.62×39 Conversion Kit Available Exclusively Through Atlantic Firearms
Upgrade your AUG® with the stopping power of 7.62×39 while maintaining the precision and modularity of your platform
The Heresy Design 7.62×39 Conversion Kit transforms your Steyr® AUG® A3 M1/M2 NATO rifle into a powerhouse, bringing the legendary 7.62x39mm round—famed for its reliability in the AK-47 platform—into the modern AUG system.
Designed for seamless integration, this kit features a quick-change barrel system and a 3-setting adjustable gas system, allowing for smooth caliber swaps and optimized performance, whether shooting suppressed or using subsonic ammunition. With minimal gas blowback, it ensures a cleaner and more reliable shooting experience.
The kit is compatible with readily available 7.62×39 AR-15 magazines and includes:
- Barrel Assembly
- Complete Bolt
- Enhanced Magazine Latch
- Dura Mag 30 round magazine
- Kit only- does not come with host gun
Additional Features:
- 5/8×24 Threaded Barrel
- Compatible with NATO Stocks
- Easy Install without Modification
- Sleeved AK47 Length Gas System for Reliable Operation
- Suppressor Ready 3-Setting Adjustable Gas System
- Anodized Aluminum Quad Rails with Heat Isolators
- Isonite coated wear parts
- Limited Lifetime Warranty
AUG® Compatible 7.62×39 Bolt Assembly
- Ready to install
- Uses AR15 wear components
- Machined using hardened 9310 material
Enhanced Mag Latch
- Easy to install with slave pin included
- Eliminates magazine tilt for consistent feeding
- Worked with all types of AR15 compatible magazines
- Billet machined from 6061-T6 aluminum
- 17-4 roller bearing
- Type 3 mil spec hard anodizing
Specifications:
SKU: HB16C
UPC: 850055721050
Caliber: 7.62×39
Barrel Length: 16.3″
Barrel Material: 41V50
Barrel Finish: Isonite
Rifling Twist: 1:8
Thread Pitch: 5/8×24
Muzzle Device: .30 Cal A2 Flash Hider
Overall Length: 17.625″
Weight: 2 lb. 11.6 oz.
Compatibility: A3 M1/M2 NATO stocks


















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