Rear Derailleur, Rd-M8100, Xt, Sgs 12-Speed, Top Normal, Shadow Plus Design, Direct Attachment 1X12 Vegan It has a solid build

It has a solid build

Self-inflating: Easily adjust the firmness of your seat at camp or on the trail

Gearlab's signature ProTek tip design offers worry-free rock dings

CLEAR semi-matte protection doesn't cover the graphics of your bike

Rear Derailleur, Rd-M8100, Xt, Sgs 12-Speed, Top Normal, Shadow Plus Design, Direct Attachment 1X12 Vegan It has a solid buildREAR DERAILLEUR, RD M8100, DEORE XT, 1x12 SPEED CAGE LENGTH GS Medium,SGS Long TOTAL CAPACITY 35T,41t MAX FRONT DIFFERENCE 0 COLOR SERIES COLOR MOUNT Direct attachment (conventional) Direct mount compatible GUIDE PULLEY BEARING Sealed Bearing TENSION PULLEY BEARING Sealed Bearing NUMBER OF PULLEY TEETH 13T SERIES XT GENERATION M8100 MAX LOW SPROCKET 45T,51T MIN LOW SPROCKET 45T REAR SPEEDS 12 TOP NORMAL SPRING TYPE Shimano Shadow RD+