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The KCI USA MP5 Gen 2 magazine is built for shooters who want solid MP5 performance without the factory price tag. After years of refinement, KCI delivered a redesigned mag that handles what the MP5 platform demands. The 30-round capacity paired with all-steel construction makes this a practical choice for range work, training, or any 9x19mm MP5 or compatible rifle.
What makes this Gen 2 stand out is the attention to durability. The body is hardened steel treated with cation electrodeposition coating, which resists rust and corrosion better than traditional finishes. Inside, you get a stainless steel follower, reinforced feed lips, and a high-carbon spring. The locking plate is spot-welded in four places for extra strength where it matters. These aren't flashy details, but they add up to a mag that won't let you down.
KCI spent time perfecting the geometry on this generation. The curved body design works with the magazine's reinforced feed lips to ensure all 30 rounds feed smoothly. Field testing shows the Gen 2 performs well across different MP5 platforms and various ammunition types. Users report clean welds on the construction and witness holes for quick round counts.
MP5 magazines ship with a stiff spring straight from the factory. This is normal and it's actually a good thing, but expect it to require some break-in. Loading and unloading the mag a few times will loosen the spring considerably. Once broken in, the magazine feeds smoothly and locks in snugly without wobble. Most users report zero failures to feed once the mag settles in with regular use.
The Gen 2 works reliably in most MP5-pattern firearms including HK originals, SP5K, Zenith, MKE, POF, and various other clones. Fitment is typically tight and secure with no excessive wobble. Some MAC5 variants may require minor adjustment, but standard MP5 platforms should work out of the box.
MP5 magazines come from the factory with a very stiff spring by design, which is what keeps 30 rounds secure and feeding reliably. This is completely normal. Break in the magazine by repeatedly loading and unloading it for a few days and it will become much easier to load while maintaining consistent feeding performance.
The Gen 2 delivers similar feeding reliability at a fraction of the cost. Users report smooth operation and consistent performance across various ammunition types. The main trade-off is that factory HK mags may hold their finish better over time, but functionally these perform very well for range training and recreational shooting.
The magazine feeds 9x19mm (9mm Luger) ammunition reliably. Standard full metal jacket rounds work best. Some MP5 platforms are picky with very light loads or certain bullet profiles, but this is more dependent on your specific firearm than the magazine.
| UPC | 851586008283 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | KCIMZ019 |
| Caliber/Gauge | 9mm |
| Capacity | 30 |
| Color | Black |
| Length | 7.9500 |
| Model | |
| Product Type | Magazine |
| Quantity | 1 |
| Shipping Weight | 0.4 |
| State Restriction (CA) | NO DIRECT SHIP TO CALIFORNIA |
| State Restriction (IL) | NO SALE TO ILLINOIS PICA |
| State Restriction (OR) | NO SALE TO OREGON |
| State Restriction (RI) | NO DIRECT SHIP TO RHODE ISLAND |
| State Restriction (WA) | NO DIRECT SHIP TO WASHINGTON |
| Units per Box | 1 |
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