... aluminum frame,spool,3BB+1RB,stainless bearing,gear, OEM/WHOLESALE/RETAIL all are availabe Gear ratio: 4.1:1,high speedCNC 6061 ... side plate ringsQuick-set anti-reverse roller bearingDual anti-reverse systemOversized hardened s.s. gearing systemSelf lubricating gear system,all modelsWith strong arm ... ,overhead reel,cnc aluminum frame,spool,3BB+1RB,stainless bearing,gear,TCT30ML-BLUE