Profile Column Hollow Chromoly Spindle 6 inch mount-type-ebs 6061-T6 Aluminum CNC machined bottom

6061-T6 Aluminum CNC machined bottom bracket from Fly

sprocket bolt and spacers

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they're a perfect option for a quick upgrade

Profile Column Hollow Chromoly Spindle 6 inch mount-type-ebs 6061-T6 Aluminum CNC machined bottomChromoly Spindle upgrade or replacement for Profile Column 22mm cranks. Made in the USA at profiles factory in Florida. This spindle is machined from 4340 Chromoly. Fits profile Column cranks and other 48 spline 22mm cranks. Comes with Crmo Flush bolts and washers. Gun Drilled Hollow. Diameter: 22mm Weight: 227g 7. 94 oz ###section### Product Specs Rise: 22mm Bar Clamping Diameter: Chromoly Bar Clamping Diameter: 227g 7. 94 oz