No products
EPeS Baseplate Lock for GMAG GHK M4 / AR15 CO2 Magazine in black is a practical upgrade part designed to solve the common issue of magazine baseplates coming loose. Thanks to its durable PA12 nylon construction and simple installation, it securely locks the baseplate in place and helps prevent its loss during gameplay.

For more than 25 years, we know what you like about airsoft.
The EPeS GMAG CO2 magazine baseplate lock is a simple yet highly effective solution for owners of GHK GMAG CO2 magazines, where the baseplate may gradually loosen or even detach completely during use. This inserted locking component is installed directly onto the follower spring and secures the baseplate using the included roll pin. The result is a stronger magazine assembly that better withstands impacts and regular field use. Installation is quick and straightforward for anyone with basic experience servicing airsoft magazines. If you do not want to lose your magazine baseplate somewhere in the woods or on the field, this is a small upgrade that makes a big difference.
No. Simply remove the original pin, place the locking part onto the spring, and secure it with the supplied roll pin. Anyone with basic tools can do it.
It is primarily designed for GHK GMAG magazines. Compatibility with other magazines cannot be guaranteed.
Absolutely. It is an inexpensive upgrade that can save you from losing a baseplate or damaging your magazine during field use.
| Variants | GHK GMAG M4 (CO2) |
| Color | Black |
| Body/receiver material | ABS / Plastic |