Rapha Men's Core Jersey - Grey/White Size:XS The exclusive coupling system for

The exclusive coupling system for bottle and bottlecage

making it a great time-saver and an essential tool for wheel building

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

one cover cap

Rapha Men's Core Jersey - Grey/White Size:XS The exclusive coupling system forA 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