Shimano Tourney RD-TY500-SGS Rear Derailleur - 67 Speed Long Cage BLK Shimano Rear Direct Mount MFPN=127X1FXXX01302 } The name says it

} The name says it all

the housing and the structural parts of the locking mechanism are manufactured from specially hardened steel

Chainrings feature Wolf Tooths patented Drop-Stop design for the best wear life chain retention and mud clearance

S Lower IS42

Die cast aluminum crank arms are lightweight and durable

Shimano Tourney RD-TY500-SGS Rear Derailleur - 67 Speed Long Cage BLK Shimano Rear Direct Mount MFPN=127X1FXXX01302 } The name says itShimano Tourney RD TY500 SGS Rear Derailleur 67 Speed Long Cage Black Shimano Rear Direct Mount. Shimanos Tourney long cage rear derailleur incorporates advanced Shimano functions and styling that sets the standard for entry level components. TY model comes with resin bracket and plate body for reduced weight Zinc plated adjustment screws for corrosion resistance MegaRange compatible TECH SPECS Largest Cog 34 Color Black Rear Der Shifter Compatibility