CONSTRUCTION: Premium 12 stainless steel bearing system Zero Reverse sealed one-way clutch bearing Aluminum body and sideplate with flush and drain port (2000, 3000, 4000 models only) Lightweight high strength C60 Carbon skeletal rotor with aluminum bail wire Lightweight double anodized knurled aluminum spool Durable stainless steel main shaft External stainless steel screws Smooth sealed carbon multi-disc drag system TECHNOLOGY: High strength Speed Gears, cut on precision Hamai CNC gear hobbingmachines Aluminum handle with Winn Dri-Tac knob Speed Lube(TM) for exceptional smoothness and uninterrupted performance in all weather