Tokyo Marui magazine for M4 SOPMOD with 430 round capacity. Compatible ONLY with the Tokyo Marui M4 SOPMOD and not with older Marui M4 series AEGs. Note that the bolt-lock feature on the Marui M4 SOPMOD is disabled when using this hi-cap magazine.
Disclaimer: All aftermarket upgrade parts require necessary skill or modification to install and assemble, please consult with your airsoft technician if needed.