The revolutionary Precision Elliptical Gearing design is patented in a number of countries around the world and is the soul of the Okuma mid to upper-end spinning reel range. The revolutionary Precision Elliptical Gearing design is patented in a number of countries around the world and is the soul of the Okuma mid to upper-end spinning reel range.The Precision Elliptical Gearing design uses elliptical shaped oscillation gears which provide exceptional line lay, improved smoothness and maximum long-life durability. The Precision Elliptical Gearing gears are always engaged and provide a very smooth spool stroke, eliminating the spool from jumping as commonly found on many reels. Light Weight C-40X carbon frame, sideplate and rotor Multi-disc Japanese oiled felt drag system 7BB+1RB corrosion-resistant stainless steel ball bearings Quick-set anti-reverse roller bearing ALG:Precision AlumiLite alloy main gear and oscillating gears Machined Aluminum, 2-tone anodized spool Rigid, forged aluminum handle design with EVA handle knob Hydro Block watertight drag seal Durable 1-pcs solid aluminum, gun smoke anodized bail wire RESII: Computer balanced Rotor Equalizing System RTX spinning reels are backed by a 1-year limited warranty