Campagnolo RD-SR004 Angle Adjusting Ring

SKU: SMRDCARDSR004
Campagnolo RD-SR004 Angle Adjusting Ring - Allows for 11sp derailleurs made prior to 9/09 to accept the 11-29 cassette.
Campagnolo RD-SR004 Angle Adjusting Ring
Campagnolo RD-SR004 Angle Adjusting Ring