NC Nailed full-CNC-42T-70g-Sprocket-CASSETTES-fit-Shimano-Black-Red-Blue-Green NC Nailed full-CNC-42T-70g-Sprocket-CASSETTES-fit-Shimano-Black-Red-Blue-Green

FULLY CNC MACHINED REAR CASSETTE SPROCKETS FROM NC NAILED.  SMOOTH SHIFTING UNDER HEAVY LOAD AT EACH REAR POSITION NOTE: USE FOR SHIMANO XT M771, XTR M980 1X10 AND 2X10  ...

FULLY CNC MACHINED REAR CASSETTE SPROCKETS FROM NC NAILED.  SMOOTH SHIFTING UNDER HEAVY LOAD AT EACH REAR POSITION NOTE: USE FOR SHIMANO XT M771, XTR M980 1X10 AND 2X10  ...