cultcrew: HAWK CRANKSThe Hawk 22mm cranks are fully heat-treated and feature 4130 chromoly crank arm
cultcrew: HAWK CRANKSThe Hawk 22mm cranks are fully heat-treated and feature 4130 chromoly crank arms made with custom forged tubing, investment cast oversize spindle bosses, and a wraparound spindle gusset for increased strength and rigidity. A 22mm hollow chromoly spindle and hollow chromoly spindle bolts helps shed weight without sacrificing strength. Regular / Nano drive compatible. RHD/LHD compatible. LIFETIME WARRANTY -- source link
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