Blue Force Gear KSP0088BK M4 Modern Combat Sling Kit BlackDesigned for duty, built for performance the M4 Modern Combat Sling Kit is optimized for the issued Army M4 platform, delivering a dependable, mission ready setup for modern combat scenarios. This kit includes a Vickers Push Button Sling, B5 Systems buttstock, and Picatinny Rail QD Socket, allowing for rapid sling attachment and streamlined weapon handling. Constructed from milspec materials, it features machined steel hardware with phosphate finish,