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1pcs Continental Grand Prix 4000S II Race Racing Bicycle Tire 700*23c/25c/28c Foldable Road Bike Tyre Ultralight Folding Bike|Bicycle Tires| - AliExpress
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Continental Grand Prix 4000 S II Tire 700x25 Black Folding Bead and Black Chili Rubber - Retro City Cycles & Greenway Bicycles
Lordgun - Continental Grand Prix 4000 RS Tour de France tyre 2018 A proven tyre with a facelift, new design, tried and tested technology, also available in Tour de France Limited Edition.
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