Color: Black – Material: 416R Stainless Steel/Carbon Fiber – Length: 20 Inches – Twist: 1:10 – Threads: 5/8-24 – Up to 64% lighter than traditional steel barrels of similar contour – Match-grade accuracy – Improved heat dissipation for cooler and longer lasting barrels – No point-of-impact shift during high-volume fire – Reduced harmonic barrel vibration – Unprecedented durability