CTM TAC Hi Capa HPA M4 Magazine Adapter - Black x Grey Button

Designed to Work with WE, AW, TM, KJW, and SSP Hi Capa Magazines Magazine Catch 6061 Aluminum Construction Tapered Threaded Gas Valve for Tighter Air Seal Maximum Extreme Durability Due to a Special Injection Molded Glass Fiber Nylon Polymer Construction Compatible with PTS SpeedQB EPM and Other Brands of M4 AEG Magazines Added Keyring Slot for More Personal Customization Available in Black x Gold, Black x Rainbow, Black x Grey, Blue x Grey, Red x Gold, & Violet x Green Color Schemes