Upgrade your FX Panthera, Dynamic, or King with the ultimate low-profile slug magazine.
The Mini Heavy Hitter is a specialized tool for shooters who need to run extra-long slugs while keeping their setup compact. It clears large scope wheels and low mounts, yet still swallows the long, high-BC projectiles that standard magazines can't handle.
Which version do I need?
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Looking for maximum shot count? Check out our Full-Size Heavy Hitter here.
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Need scope clearance? Stay right here. This mag gives you the clearance you need without sacrificing ammo compatibility.
Why Choose the Mini Heavy Hitter?
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Maximum Ammo Clearance (14.35mm):
Don't let a small magazine limit your ballistic potential. This version features a deepened internal chamber allowing you to load long slugs up to 14.35mm in length.
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Magnetic Lid System:
Our signature lid snaps securely in place, making mid-session reloads quick and effortless.
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Reliable Cycling:
Precise 3D-printed tolerances ensure smooth indexing even with heavy, long-body projectiles.
Technical Specifications
| Material |
High-Strength PETG (Chemical & Impact Resistant) |
| Magazine Diameter |
39 mm (Ultra-Low Profile) |
| Internal Depth (Max OAL) |
14.35 mm |
| Best For |
Extra Long Slugs & High BC Ammo |
Capacity (Shots Per Caliber)
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.25 cal: 10 Shots
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.30 cal: 8 Shots
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.35 / .357 cal: 7 Shots
Compatibility
Fully compatible with the "New Generation" FX Block rifles:
- FX Panthera (All models)
- FX Dynamic
- FX King
- FX Leopard
