Matched set of Shimano Ultegra FC-6207 cranks with the original Biopace chainrings. Includes the original Shimano 1.370 X 24TPI bottom bracket (english). Standard square taper. Size is 170mm. 5 bolt cranks and chainrings, BCD is 130.
Matched set of Shimano Ultegra FC-6207 cranks. Standard square taper. Size is 170mm. 5 bolt cranks and chainrings, BCD is 130. 52/42 biopace chainings. 9/16 X 20T pedal threads (English). Threading and tapers are in great shape.