Experience the smooth performance of the five stainless steel ball bearings within the Kinetic Battler. The aluminum body, the side plates and the rotor combined with the aluminum double-anodized spool is securing top corrosion-resistance. Machined-aluminum handle with ergonomic soft-touch knob and stainless-steel bail wire also stand up to harsh saltwater environments. Sealed body. Full metal, sealed body for extra strength Computer balanced rotor High grade CNC machine cut alu. spool Japanese stainless-steel ball bearings – Quick lock anti reverse Multi disc felt/carbon drag system for maximum power and smoothness Machine cut brass pinion gear. Stainless steel main shaft Stainless steel bail arm - Ceramic line roller Anodized CNC machine cut aluminum handle Ergonomic rubber knob for high comfort