Shimano 600 Tri-Color Rear Derailleur RD-6400 Gray Medium Reach 9SPD USA Shipper
A sweet rear derailleur from Shimano! A few scuffs, but in overall good shape. Our sales have provided funding to give away over 13,000 bikes, divert 1000 tons from the landfill, and teach repair skills to over 7000 people.