REAR DERAILLEUR, RD-R3000, SORA GS 9-SPEED DIRECT ATTACHMENT Color:Black The ALIVIO group feature a

The ALIVIO group feature a full complement of advanced SHIMANO functions

Freely spinning pulleys mean less wattage goes to overcoming bearing drag

Tri-field display lets you see three functions at once (speed

Accommodates bikes up to 37

Fluoro free

REAR DERAILLEUR, RD-R3000, SORA GS 9-SPEED DIRECT ATTACHMENT Color:Black The ALIVIO group feature aShimano REAR DERAILLEUR, RD R3000, SORA GS 9 SPEED DIRECT ATTACHMENT 11 34T Cassette Sprocket available (GS required) Wide gear range REAR DERAILLEUR, RD R3000, SORA, 9 SPEED CAGE LENGTH SS Short,GS Medium TOTAL CAPACITY 37T,43T MAX FRONT DIFFERENCE 16,20 CABLE ADJUSTER X COLOR SERIES COLOR MOUNT Direct attachment (conventional) NUMBER OF PULLEY TEETH 11 SERIES Sora GENERATION R3000 MAX LOW SPROCKET 32,34 MIN LOW SPROCKET 25T,28T REAR SPEEDS 9