This is a Shimano 105 (RD-1050) rear derailleur. This model has a mid-reach length, so it is able to be run with a max tooth count of 30. It was made in Japan from 1987-1988. It is compatible with friction-shifting, SIS shifting, and STI-shifting.
Weight = 257g
Material = Aluminum and steel
Condition = Excellent, few scratches
This is a used product and is sold as-is. Photo is representative. We do our best to represent products accurately, but be aware that the actual product condition may differ.
Feel free to contact us with any questions or inquiries!