Shimano Zee FC-M640 Crankset 68/73mm Size:175mm Advanced knob design creates extra

Advanced knob design creates extra gripping edges and reinforced side tread for secure cornering

this technology was originally intended as an performance level compound

is extremely low friction

• Direct mount X-Sync II chainring designed to deliver quieter performance

Here in the playground of the Coast Range

Shimano Zee FC-M640 Crankset 68/73mm Size:175mm Advanced knob design creates extraSingle ring AM DH 1x10sp crankset M640: 68 73mm shell (for 50. 4mm chainline) Durable, strong aluminum arms with anodized chainring for increased power transfer and impact protection Integrated spindle, wide stance bottom bracket with outboard bearings offer increased rigidity Includes HT2 bottom bracket for 68 73mm BCD (rings): 104mm (36T) Color: Black BCD 104 BB Inclusion Yes Chainline 50. 4mm Teeth 36 Crankset Weight 831g Crankset Material Aluminum