Profile Design Threadless Stem Conversion 25.4mm to 28.6mm Silver

Threadless Converter allows you to use modern 1-1/8 threadless stems on bicycles with threaded forks that take quill stems . Aluminum shaft with steel hardware . 153mm total length . 80mm of adjustment above the minimum insertion line . 40mm of mounting area for threadless stem . 189g for 1-1/8" to 1-1/8" version . 184g for 1" to 1-1/8" versionSteerer Clamp OD 25.4mm, for 1", 28.6mm for 1-1/8Approximately 25mm rise increase possible if used with spacersPolished Silver finishQuill Insertion Diameter: 25.4mm for 1 1/8" stems and 22.2 for 1" stemsLength of clamp area 1-5/8" (41mm)Item SpecificationsQuill Insertion Diameter1-1/8"Description1-1/8" Threaded to 1-1/8" ThreadlessColorSilverModel NameThreadless ConverterPackageEach