Sunrace RD-R81 8 speed silver rear derailleur Model=GG-1 Pair the Pro BB Socket CheckoutSpec= CrMo Rails - Black/Gray and ride with 3 B-XN6165 Capacity:500
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Description
Sunrace RD R81 8 speed silver rear derailleur Model=GG 1 Pair the Pro BB Socket CheckoutSpec= CrMo Rails Black Gray and ride with 3 B XN6165 Capacity:500 Pair the Pro BB Socket Cup with Pro BB Inserts sold separately to adapt to numerous types of threaded bottom brackets disc lockrings and more The brandnew high quality MRS WC Strap and MRS Grip give you excellent control and maximum power transfer to bring you across the finish line first