Aluminum Body, DS4 Air Rotor, Tough Digigear, Aluminum ARK Knob, Light & Tough concept, Aluminum Crank, Aluminum Long Cast ABS Spool, 6 Bearings, Carbon ATD (Automatic Tournament Drag) Clutch, Infinite Anti-Reverse, Twistbuster II Thread Roller, Cross Wrap Reel, Anti-Reverse Release Lever for size 6000