PRODUCT DESCRIPTION PRODUCT SPECIFICATIONS DB15D 5.56MM FDE 16" M-LOK Manufacturer: Diamondback Firearms UPC: 810035753143 Rate of Twist: 1-in-8 Action: Semi-Auto Finish: FDE Cerakote Thread Pattern: 1/2x28 Color: Collapsible / Folding Stock Magpul ACS-L Stock Capacity: 30 + 1 Barrel Length: 16" Model: Diamond DB15 Rifle Caliber: 223 Rem | 5.56 NATO