Amazon.com : Bike Bits Brass Presta Valve Adapter - Convert Presta to Schrader - Inflate Tire Using Standard Bike Pump or Air Compressor (4 Pack) : Sports & Outdoors
Amazon.com : Presta to Schrader Valve Adapter for Bike, Inflate Presta Valve Tire with Air Compressor or Regular Bike Pump Brass, 5 Pieces : Sports & Outdoors