CANNONDALE Spider 2-fold MTB 104/64 mm
This chainring spider Cannondale makes it possible with an optimal chain line to drive two-chainring configurations. With one each with 104 mm and 64 mm bolt circle diameter , even small chainrings let go in order to achieve an optimized for 29 "bikes unfolding.
Cannondale Manufacturer Part Number: KP241
Material: Aluminum 7075
bolt circle diameter : 2-104/64 mm