Lightweight and rigid C-40X carbon TCA and rotor Multi-disc, carbon fiber drag system with Hydro Block gasket 7HPB + 1RB High Performance, grease packed bearings Quick-Set anti-reverse roller bearing CFR: Cyclonic Flow Rotor Technology Machined aluminum screw in handle design TGT Grip: Trac tion Grip Technology High speed on all models Precision machine cut brass pinion gear Machined aluminum, 2-tone anodized aluminum spool Heavy duty, solid aluminum bail wire RESII: Computer balanced Rotor Equalization System