First Factory 2-Way Picatinny Rear Stock Base for Standard M4

Key Feature CNC Aluminum Construction M Lok Panel (Leightweight) Rear-Wiring Support - Has a central cable routing hole through the Picatinny rail Forward-Wiring Compatible - Includes a rail cap to cover the wiring hole for a clean look hlight/ Laser) Versatile stock mounting solution that supports both wiring styles and enhances sling functionality QD Sling Mount - Integrated mount on the rail bottom for quick-attach sling swivels Suitable For Tokyo Marui M4 Airsoft Electric Gun AEG Series Airsoft Rifle