Hammerhead Karoo 2

Karoo 2 is designed to put your cycling experience first. Powerful features on this GPS bike computer make it simple for cyclists to do structured workouts, follow routes, connect to Strava and other third parties, and get the most out of every ride.

What’s In The Box

The Hammerhead Karoo 2
Your brand new Hammerhead Karoo 2: the best head-unit ever built.

Hammerhead Karoo 2 Mount
The most aerodynamic mount on the market: fits on to any set of 31.88mm handlebars, the road standard. 2.5mm Allen key Included. Learn More

Quarter-Turn Adapter
This adapter allows you to put the Karoo 2 on any Garmin-compatible bracket, for backward compatibility. See Compatible Mounts.

USB-A to USB-C Charging Cable
Fully charge your device in just over 2 hours with this charging cable.

Lanyard
For extra safety on bumpy roads or in handheld situations.

Quick Start Guide
A starter’s guide to get you up and riding in no time. See our New Quick Start Guide for more detailed guidance.