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This is the genuine factory magazine for the Bersa Thunder 22 and Firestorm 22 pistols. It feeds 10 rounds of .22 LR and is machined from blued steel for corrosion resistance and long-term reliability. The matte finish keeps things clean and professional looking without requiring constant maintenance.
What sets this mag apart from cheaper alternatives is the engineering. The side load-assist button serves dual purposes: it makes reloading faster and more comfortable, and the channel acts as a witness window so you can see your round count at a glance. The anti-tilt polymer follower keeps rounds feeding smoothly from the first round to the last, and the high-tensile steel spring maintains consistent pressure throughout the mag's life.
The extended finger rest on the base plate is actually useful, especially if you're running rapid follow-up shots or just need a bit more grip purchase. You get proper magazine lockup with the Thunder 22 frame, which means no wobble or feeding issues when it's seated in the gun. This is a standard OEM replacement, so if your original mag gets worn or you just want spares for extended range days, you know you're getting the same exact magazine your pistol shipped with.
These work just fine whether you're using standard velocity or hyper-velocity .22 LR ammo, though like most .22 pistols, the Thunder can be a bit picky about feeding if you get too cheap with your ammunition choice.
Yes, this magazine is fully compatible with both the Thunder 22 and Firestorm 22 pistols. They share the same magazine platform and feeding system. You can swap mags between either firearm without any fit or function issues.
This magazine feeds standard .22 LR, high-velocity, and hyper-velocity ammunition. Like most .22 rimfire pistols, the Thunder platform can be particular about ammunition quality, so stick with name-brand ammo for the best results.
Press the button with your thumb while feeding rounds into the top of the magazine. This reduces the effort needed to compress the spring and makes loading faster and more comfortable. The button channel also works as a witness window, letting you see how many rounds are loaded without removing the magazine from your gun.
This is an original Bersa factory magazine manufactured to the same strict specifications and tolerances as the magazine that came with your Thunder 22. You get the exact same mag without paying extra for a clone product that might have fit or durability issues.
The magazine design includes a button cutout that lets you lock the side button at the bottom position, which some users find speeds up loading even more. This is a built-in feature of the original Bersa design.
There is no difference. This is the same factory magazine, and you're just getting a replacement or spare. The only reason to buy this is if your original wears out, you lost it, or you want extra mags for longer range sessions without having to reload the same magazine constantly.
| UPC | 810083204321 |
|---|---|
| Manufacturer | |
| Manufacturer Part Number | THUN22BLMAG |
| Brand Fit | Bersa |
| Caliber/Gauge | .22 LR |
| Capacity | 10 |
| Color | Black |
| Length | 7.5 |
| Model | |
| Model Fit | Thunder |
| Package Height | 0.6 |
| Package Width | 4.0 |
| Product Type | Magazine |
| Shipping Weight | 0.12 |
| Units per Box | 1 |
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