This breathable base layer vest has built in guards on the chest

Washers help with nipple seating and improve spoke-line

staying close to your body however you position yourself on the bike

No CPS (concave/convex) hardware required

Volume: 4L

SRAM Force E1 Flattop Chain - 12/13 Speed - 126 Links - Purple - No Gift Card This breathable base layer vestTheir Force chain is lighter, stronger and even more durable. Flattop technology creates a quieter, longer lasting chain for long rides and countless shifts. The Force chain is compatible with 12 speed road and 13 speed gravel cassettes. Features Flattop technology allows for a narrower chain with quieter operation and increased strength and durability Hard Chrome plated inner link plates and rollers for reduced wear and prolonged life Cut outs in