DERAILLEURS

With an integrated chain stabilizer mechanism, the Shimano GRX derailleur provides a quieter experience along with shifting security and precision on mixed terrain. For rides on smooth surfaces, the derailleur features and ON/OFF switch for the chain stab

Replacement Push-Down Spring for Surly Singleator. Part number DP1003

REAR DERAILLEUR, RD-R8000, ULTEGRA, 11-SPEED

REAR DERAILLEUR, RD-R7100, 105, 12-SPEED, TOP NORMAL, SHADOW DESIGN, DIRECT ATTACHMENT
UPC: 192790819013
PRODUCT CODE: IRDR7100
ITEM NUMBER: RD-R7100

Old road frames with a braze-on derailleur mount were designed for large road rings. They aren't compatible with sub-compact chainrings

REAR DERAILLEUR, RD-M3020-8, ACERA, SGS 7/8-SPEED, DIRECT ATTACHMENT, BLACK
UPC: 192790897738
PRODUCT CODE: ERDM30208SGSL
ITEM NUMBER: RD-M3020