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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
It is designed for use with 19mm 3-piece cranks
Chrome plated bolts
and a removable and washable pad system for a perfect fit
With precision sealed bearings and cold-forged
hollow chromoly
ACS MainDrive 1" to 1-1/8" Integrated Conversion BMX Headset - Black 43t It is designed for useACS MainDrive components are high quality, value priced replacement parts for everyday use. MainDrive Threadless External Headsets include forged steel cups, alloy tops, and cap with sealed mechanism bearings. The Conversion headset fits a 1" fork steer tube to an 1 1 8" frame head tube. Style: Conversion Size: 1" to 1 1 8" Color: Black Note: This part was colored by anodizing, which is a method of coloring metal. Color differences do occur among