End your hand-pain woes with one of the most technologically advanced grips in the business. The Ergon GP3 Grip uses a wing design and an integrated composite bar end to reduce fatigue so you can go home after a ride and still feel all ten fingers. Broad 'wing' area evenly distributes weight for reduced fatigueIntegrated bar ends provide multiple hand positions and give you more leverage for climbing4mm Allen key for easy installationEnd plugs and mounting instructions includedPlease note: when mounting Ergon grips with integrated bar ends to carbon fiber handlebars, it is necessary to confirm that the handlebars are both rated for use with bar ends and are able to accommodate 6-8 NM of clamping force. Most carbon bars are not designed for use with bar ends, which can result in structural failure if applied.