SHIMANO DEORE FD-M591-10 3 x 10 SPD FRONT GEAR MECH DERAILLEUR DUAL PULL 34.9mm

DEORE DYNA-SYSTEM IS EQUIPPED AND UPGRADED SPECIFICALLY DESIGNED FOR TRIPLE CHAIN WHEEL SYSTEMS UP TO 3 x 10 BUT CAN BE USED ON 3 x 9 & 3 x 8. DUAL PULL SO CAN BE USED AS A TOP CABLE PULL (CABLE FROM ABOVE) OR BOTTOM CABLE PULL (CABLE FROM BELOW).