Mec-Gar Plus 1 Conversion Kit — CZ Magazines — Black Finish — Adds 1 Extra Round (MGP1SETCZ, 765595518100)
Maximize your shooting time and minimize reloads with the Mec-Gar Plus 1 Conversion Kit for CZ Magazines. Engineered for reliability, precision fit, and everyday durability, this kit adds one extra round to compatible CZ-style magazines so you can squeeze an extra round of capacity from your existing magazines without sacrificing feed reliability. Finished in a low-profile black coating, the Mec-Gar MGP1SETCZ is a subtle, practical upgrade for range days, training, and competition.
Why Upgrade with the Mec-Gar Plus 1 Conversion Kit?
If you shoot CZ pistols or use CZ-pattern magazines, the Mec-Gar Plus 1 kit is a simple, cost-effective way to increase capacity without replacing your factory magazines. Designed and manufactured by Mec-Gar, a trusted OEM and aftermarket magazine specialist, this conversion kit follows strict tolerances and quality standards that shooters and armorers rely on.
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Key Features & Benefits
Adds 1 extra round to compatible CZ magazines for increased capacity and fewer reloads.
Precision fit engineered specifically for CZ-style magazine bodies and followers to maintain consistent feed geometry.
Durable black finish — low-glare, corrosion-resistant coating that blends with most magazine aesthetics and resists wear.
OEM-quality manufacturing — produced by Mec-Gar to OEM-level tolerances for consistent, reliable performance.
Tool-less installation on most setups — quick conversion you can do at the range or bench.
Compact design — minimal profile change to ensure comfortable carry and magazine fit in pouches.
Compatibility
The Mec-Gar MGP1SETCZ is designed for use with CZ magazines and CZ-pattern magazines where Mec-Gar specifies compatibility. Always check the kit’s fit on your specific magazine body and test function in a safe environment before relying on it operationally. Common compatible platforms include CZ 75 family variants and CZ-pattern aftermarket bodies — confirm fitment with your magazine model.
Specifications
Product: Mec-Gar Plus 1 Conversion Kit — CZ Magazines
Model Number: MGP1SETCZ
UPC: 765595518100
Finish: Black (durable, low-glare coating)
Function: Adds one additional round to magazine capacity
Material: High-strength steel/aluminum (as specified by Mec-Gar manufacturing standards)
Includes: +1 conversion base plate(s) and necessary hardware (check package contents)
Made by: Mec-Gar
(Note: Exact included components may vary by SKU — verify packaging prior to installation.)
Installation & Use
Installing the Mec-Gar Plus 1 Conversion Kit is straightforward:
Unload and clear the magazine and firearm — always practice firearm safety first.
Use a punch or the provided tool (if included) to remove the factory base plate according to the magazine disassembly method.
Replace the factory base plate with the Mec-Gar Plus 1 conversion plate and reassemble the magazine, ensuring the spring and follower seat properly.
Function-test the magazine in a safe, controlled environment — check for smooth feeding, proper lockup, and reliable spring tension.
If any fitment or feeding issue arises, do not use the magazine for defensive or duty purposes until corrected.
Performance & Reliability
Mec-Gar manufactures magazines and components for many OEM brands; their Plus 1 kits are developed with the same attention to spring tension, follower geometry, and feed-lip alignment that ensure consistent primer strikes and reliable cycling. The anti-wear black finish protects surfaces during heavy use and resists corrosion from range solvents and environmental exposure.
Who This Is For
Competitive shooters seeking a compact capacity increase for stages.
Range enthusiasts who want one more round before reloading.
Owners of CZ pistols and CZ-pattern magazines looking for a dependable, unobtrusive upgrade.
Armorers and gunsmiths who value OEM-quality components for client firearms.
Legal & Safety Notice
Before purchasing or using extended-capacity components, verify local, state, and federal laws regarding magazine capacity and modifications. Always follow safe handling, loading, and storage practices. Do not rely on aftermarket parts for defensive or duty use without thorough function testing.
Final Thoughts
The Mec-Gar Plus 1 Conversion Kit for CZ Magazines (MGP1SETCZ, UPC 765595518100) is a smart, affordable upgrade that delivers one extra round of capacity with proven Mec-Gar manufacturing quality. With a durable black finish, precise fit, and minimal profile change, it’s a subtle enhancement that improves your reload cadence and keeps you in the fight longer.
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