Shimano Tourney RD-TY300-SGS Rear Derailleur - 6,7 Speed, Long Cage, Black, Dropout Claw Hanger

Shimano Tourney RD-TY300, RD-TZ50 Rear Derailleurs

• TX models come with Smart Cage which gives MegaRange compatibility with a shorter derailleur cage
• Includes frame hanger