High Rider Stem Adapter 28.6 to 22.2mm - Soma Fabrications
Had to fit this adapter where was the quill stem. Tried putting spacers but because it is narrower at the base they kept moving. Is that dangerous? (other than being dangerously ugly?) :
Threadless Converter | Profile Design
Mountain Bike Quill Adapter Stem Adaptor Riser 22.2/25.4mm to 28.6mm er Converter 130mm Long , 25. 25.Cap - Walmart.com