******Our warehouses are located in USA and Hong Kong and China, all other countries (except USA) will be shipped from our Hong Kong warehouse. ****** RD-M7100-SGS SLX - Rear Derailleur - SHIMANO SHADOW RD+ - 1x12-speed The SLX M7100 series of derailleurs deliver advanced shifting performance with decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range. FEATURE Fast and shockless shifting Low-profile design Extra wide range 12-speed drivetrain -10-51T (12-speed) -10-45T (12-speed) Decreased rear derailleur and chain tension in low gear New bumper added to rear derailleur pulley cage Bigger 13T pulley BENEFIT Advanced shifting performance provides the confidence to enjoy any trail Silent drivetrain in all gear positions Stable drivetrain on rough terrain SKU: RD-M7100 ----------------------------------------------------------------------------------------------------------------- RD-M7120-SGS SLX - Rear Derailleur - SHIMANO SHADOW RD+ - 2x12-speed The SLX M7100 series of derailleurs deliver advanced shifting performance with decreased tension in the low gear position and an added bumper on the pulley cage. Larger 13T pulleys increase efficiency and chain management while compatibility with SHIMANO's new 12-speed cassettes boosts range. FEATURE Fast and shockless shifting Low-profile design Extra wide range with front double 36-26T close step 12-speed drivetrain with low sprocket combination -10-45T Decreased rear derailleur and chain tension in low gear New bumper added to rear derailleur pulley cage Bigger 13T pulley BENEFIT Advanced shifting performance provides the confidence to enjoy any trail Silent drivetrain in all gear positions Stable drivetrain on rough terrain SKU: RD-M7120 ***These are OEM Shimano Parts, Brand new, Never Installed on Bike, Never used in any way, just NOT in retail packaging.***