Stainless steel main gear for ultimate power and strength Precision machine cut stainless steel pinion gear Heavy duty stainless steel drive and spool shafts ALC: Rigid diecast aluminum frame and gear sideplate CRC: Corrosion-Resistant Coating process A6061-T6 machined aluminum, anodized spool Multi-disc high output Carbonite drag system Micro-click drag star for precise drag settings 350 size: 6HPB+1RB corrosion resistant stainless steel bearings 450 size: 7HPB+1RB corrosion resistant stainless steel bearings Precision Japanese ABEC-5 spool bearings Dual anti-reverse for maximum reliability Quick-Set anti-reverse roller bearing 6-pin Velocity Control casting system Synchronized levelwind optimized for braided line Zirconium line guide inserts for use with braided line Available in both right and left hand retrieve On/Off clicker for trolling, chunking or bait fishing from size 300 and up