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MTB Crankset 34T 7075 Alloy 138mm 143mm for Childrens 20er Bike Durable Bicycle Crank

MTB Crankset 34T 7075 Alloy 138mm 143mm for Childrens 20er Bike Durable Bicycle Crank

$39.00
$39.00 $39.00
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About Children's Bicycle Crank
Model: QB-020
Type :Bicycle  Children's  crank 
Material:Alloy7075
Chainring Diameter:142mm 
length:127mm 
B.C.D:40mm
Chainring:34T
Weight:565g
Technology:CNC Works
Color:Black