Ventura Stem Adapter for 1.1/8 Ahead Stems with 1 inch Fork - Walmart.com
Alloy Ahead Adapter 02 25.4mm Silver.
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.