MFR 13.5 M-LOK ASSEMBLY BLACK 01-107-15189-006Daniel Defense MFR M-LOK Rail - Type III Hardcoat AnodizedSKU: DD0110715189006$379.00PriceQuantity*Add to CartSpecifications Manufacturer model: 01-107-15189-006 UPC: 815604019774 Type: Accessory-Rails Overall length: 13.79" Finish: Type III Hardcoat Anodized Weight: 8 oz Feature 1: Free Floating Barrel Design Feature 2: Sling Swivel Attachment Points Feature 3: Continuous 1913 Upper Rail