Diamond tip of Okuma's house the Helios SX are constructed of C-40X carbon and the "TCA" torsion control armor design makes the reel extremely stiff and light, also reduces twist and torque and keeps the internals perfectly aligned for saltwater freshwater and inshore fishing. Extreme lightness thanks to all-carbon fiber C40x Body -CRC:Anti-corrosion treatment -TCA:Torsion control for limitless power -8HPB+1 Corrosion-resistant steel ball bearings -Quick Set anti reverse roller bearing -Brass sprocket cut by high-precision machinery -ALG:High-precision Alumilite of ultra-light internal gears -Forged aluminum crank -EVA knob for added Comfort -High-precision elliptical gears -Double-color aluminum coil -Reinforced arbor -RESII:Electronically Balanced Rotor