The Haro Zebra Crankset is made out of super durable full 4130 Chromoly steel. The connection is an 8 Spline connection. It only weighs 2lbs 1oz not including a bottom bracket, this crankset is 175mm.
Full 4130 Chromoly Crank Arms and Spindle 8 Spline 2 lbs 1 oz (without BB) 175mm
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