FC-M640 ZEE chainset and 68 and 73 mm bottom bracket


  • Two piece construction using the tried and tested Hollow Tech II system, the right-hand crank arm forms one unit with the axle
  • Solid crank arms for increased stiffness and strength
  • Steel axle further increases stiffness and durability
  • Available in 68-73mm and 83mm BB fitment
Read more£127.99

Available to order - please call