A modular rail system gives you the ability to mount any compatible accessories to the front of your T-REX 9 in

it further improves the efficiency over our previous systems by an estimated 10-15%

Pre-wired to deans

Any custom Built hi-capa

4v 350mAh Lithium Ion battery from TITAN Power

VFC Calibur Carbine Gen 2 FDE gas grenade A modular rail system givesFeatures Full metal receiver and barrel assembly; Full metal Keymod carbine length handguard; Stamped VFC trademarks Railed upper receiver prefect for optics Ambidextrous selector switch QRS ergonomic motor grip with aggressive texturing provides a reliable grip; QRS enhanced trigger guard; VFC QRS adjustable stock Quick change spring system Integrated steel one point sling adapter Mock bolt catch for easy hopup adjustment Detachable rear sight FPS