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Shimano Zee M640/M645 Crankset

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Specifications

Product Shimano Zee M640/M645 Crankset
Riding Type Dirt Jump / Slopestyle, Downhill, Enduro / All-Mountain, Freeride / Bike Park
Arm Material Alloy
Arm Material Details Aluminum
Arm Lengths 165mm, 170mm, 175mm
Bolt Pattern 104mm BCD 4-bolt
Ring Options 34, 36, and 38 tooth
BB Shell Widths
  1. M640: 174.7mm Q-Factor:68mm, 73mm
  2. M645: 189.7mm Q-Factor:83mm
Spindle Interface
Colors Black with grey graphics
Weight
  1. M640: 174.7mm Q-Factor
    • 1 lb 12.5 oz (807 g)
    • 1 lb 12.8 oz (817 g)
    • 1 lb 13.2 oz (828 g)
  2. M645: 189.7mm Q-Factor
    • 1 lb 13.5 oz (837 g)
    • 1 lb 13.9 oz (847 g)
    • 1 lb 14.3 oz (858 g)
Miscellaneous 50.4mm chainline (M640 174.7mm Q-Factor)
57.9mm chainline (M645 189.7mm Q-Factor)
Thick-wall 2-piece cranks
1x10 compatibility
Steel axle and pedal inserts
Press-Fit bottom bracket compatible
Price $126
More Info

bike.shimano.com

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