Bicycle Components & Accessories
RISK Rim Converter Bicycle Presta/Schrader Valve Adapter Washer Bike Wheel AV-FV Tube Adapter
RISK Rim Converter Bicycle Presta/Schrader Valve Adapter Washer Bike Wheel AV-FV Tube Adapter
https://www.bizrate.co.uk/bicyclecomponents_accessories/risk-rim-converter-bicycle-presta-schrader-oid27760686780.html