MEROCA
Bicycle Crankset Mountain Bike Crank 170mm MTB With Bottom Bracket Cycling Crankset Parts
CRANKSET
Color: black and red
Length: 170mm
Material: aluminum alloy
Number of teeth: 34-50T / 36-52T / 39-53T
Weight: about 900g
Note: The weight is weighed by hand and does not include the weight of the packaging box.
CNC machined，GXP direct mounting specifications, high strength
Maximum support 9-11 speed.
Cr-mo and aluminum alloy material, strong impact resistance, uniform force,
smooth riding, anodized surface, effectively protect the aluminum alloy
body.
Bottom Bracket description:
Size: 41*24*24mm( threaded)
Spindle/Bearing inner diameter: 24mm
Fit BB shell width: 68/73mm
Fit BB shell inner diameter: 1.37in x 24 TPI
Spindle Interface Type: Hollowtech II
Chain line: 48.5mm
Bearings: Sealed (3 spacers included)
Hollow axle, one piece external bottom bracket for MTB/Road bike,folding bike refitting