The SOLGW Patrol SL 5.56mm 11.5" No BCG/CH Upper Half PATROLSLUPPER-11.5-556 is a high-performance upper receiver designed for tactical applications. Featuring an 11.5-inch barrel with a carbine gas system, this upper is constructed from 4150 CMV steel for durability and reliability. The upper includes a 13.75-inch L89 rail with 7-sided M-LOK slots and integrated QD sockets, providing ample space for mounting accessories. Ideal for AR-15 builds, this upper does not include a bolt carrier group or charging handle, allowing for personalized customization. SOLGW Patrol SL 5.56mm 11.5" No BCG/CH Upper Half PATROLSLUPPER-11.5-556