First Factory Picatinny Rear Stock Base for Tokyo Marui MP5 AEG

First Factory Picatinny Rear Stock Base for Tokyo Marui MP5 AEG Metal Construction With 20mm Picatinny Rail on Rear For Attach The M4 Style Stock Pipe (Work With Picatiny Rail Adapter Or Sling Attachment on Your Rifle (Equment Not Include) Adjust the height of the stock placement Suitable For Tokyo Marui MP5 Airsoft Electric Gun AEG Rifle Airsoft Guns