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1.4mm wall straight-gauge 4130 chromoly arms with concentric taper
One-pieced forged and broached spindle boss with two tuck pin holes
Drilled and machined 9/16-inch pedal boss with TIG-welded gusset
Left-hand and right-hand drive compatible
Hollow heat-treated 4130 chromoly 48-spline spindle
Grade-8 center bolts and tuck pin hardware
Works with Spanish, Mid, Euro bottom brackets (bottom bracket sold separately)
Black, Electric Purple, Electric Green, Electric Blue
No special sprockets required
Lengths: 170mm, 175mm and 180mm
Weight: 842g (1 lb. 13.5 oz.)