SLR 11.5 inch ION Hybrid M-LOK .308 High Profile Handguard Black 308H-ION11.5ML HYB. 45 inch Internal Diameter. DPMS High Profile. Mil-Spec Hardcoat Anodize. 7075 Barrel nut w/Hardcoat Anodize. Free Floating Design. 4 QD swivel sockets. MLOK at 3 6 and...