Headset for Headshokframe to 1.5 ; 1 1/8" and tapered - dr. cannondale
Amazon.com : cyclingcolors Bike STEM Ahead QUILL Adapter 1" 1 1/8" Reducer Extension Convert Tube 25.4MM 28.6MM Bike Cycle Universal Fixie SINGLESPEED MTB Vintage Old School Spacer Aluminium Headset Handlebar : Sports
Bicycle Alloy Ahead Adapter 03 25.4mm Silver.
Ventura Stem Adapter for 1.1/8 Ahead Stems with 1 inch Fork - Walmart.com
quill stem adapter 22.2mm for 1 1/8 ahead stem - B & L Bicycles near Paradise Creek on the Palouse in Pullman. We love riding the Rolling Hills of the Palouse.