Rapha Men's Core Jersey - Grey/White Size:XS Optimized set of gear ratios

Optimized set of gear ratios to reduce jumps between sprockets and maintain perfect cadence in all conditions

Studies have shown that our bodies can make use of up to 90 grams of carbohydrates per hour

The exclusive coupling system for bottle and bottlecage

one cover cap

Mount: Handlebar

Rapha Men's Core Jersey - Grey/White Size:XS Optimized set of gear ratiosA lightweight outer layer that easily packs down into your jersey pocket. Features Core Performance Designed to set the standard for everyday protection from the elementsFabric Lightweight polyester that easily packs down into a jersey pocket when not in useVersatile Two way zipper allows access to pockets while on the moveVisibility Reflective details for added visibility in low light conditionsFit Fitted armholes match the contours of your