Modified Magpul CTR stock to fit battery available at eBaybanned... "Quality IS 100% brand new guaranteed. This modified version of CTR Stock has a 1.25 inch / 32mm Cheek Riser that can Holds custom mini-type battery pack (9.6V Battery & wires Included). The ambidextrous sling mounts for QD, 1.25 Inch loops, and lanyard hole --- suitable for AEGs which compatible with M4 Stock Tube. High cheek weld interfere with charging handle. The CTR Stock in this package is NOT compatible with other stock tubes due to presence of reinforcement ribs.

Add 2 USD for 1 pc QD Sling Swivel "