Hammerhead Karoo cycling computer refurbished

Refurbished reasons: The original packaging is not in perfect condition. The item has been unsealed due to testing.

Enjoy every ride more than the last with Karoo: Navigate effortlessly with clear, easy-to-read maps and precise GPS (no Wi-Fi required). Enjoy a customizable display that keeps all your stats visible, no matter where you ride.

See what matters most to you with best in class routing & visualizations


See what matters most to you with best in class routing & visualizations

Easy to use and customize - Get the advanced features you want without complexity

Advanced connectedness with your favorite devices and apps so you can ride the way you want


What´s In The Box?
Hammerhead Karoo Bike Computer
31.8mm Hammerhead Mounting System
USB-C to USB-C Charging Cable
Quarter-Turn Adapter
Safety Lanyard
Quick Start Guide
All neatly arranged in zero-waste, fully recyclable packaging

Product Features

SOFTWARE

Optimize Your Ride With Data Made Beautiful
We translate in-ride data into beautiful visualizations for real-time optimization.

See The Road Ahead With Best-In-Class Navigation
Cycling-specific navigation designed to help you never miss a turn. But with instant and automatic rerouting, we´ve got you covered if you do.

See What Matters With Fully Customizable UI
Choose the data you want to see and how you want to see it. Profile-based settings make switching between riding styles and surface preferences easier and more powerful than ever.

Access It All With Ease On Our Hammerhead Dashboard
Effortlessly access and manage all your data to review ride performance, create and organize routes, assess upcoming workouts, adjust your training zones, and more with the Hammerhead Dashboard.

Hit Your Goals With Customizable Training Plans and Robust Workout Player
It´s easier than ever to follow your training plan and hit your goals with intuitive support for structured workouts, including automatic syncing from TrainingPeaks and TrainerRoad.

Conquer The Cols With CLIMBER
CLIMBER auto-detects upcoming climbs — even when you´re not on pre-planned routes — and provides rich gradient insights so you can strategically pace your ascent.

Forge Your Own Path With Route Building and Points of Interest
Easily build your own route on your preferred surface with the Hammerhead Dashboard. Add custom points of interest and download it for use on other devices.

Know Your Range
Karoo offers comprehensive battery alerts for all your connected components, with full ANT+ and Bluetooth support, including E-Bikes.

Keep Your Eyes On The Road With Beeper Notifications
Beeper alerts notify you of turns, approaching traffic, training milestones, low battery, and smartphone notifications.

Keep On The Cutting Edge With Frequent Software Updates
We provide the most agile software on the market, with constant improvements. New features and enhancements keep your riding experience on the cutting edge.

Upload and Sync Effortlessly with Our Companion App
Our App for Android and iOS give you the flexibility to upload and sync routes and workouts, instantly navigate to pins, and easily manage your Karoo, no Wi-Fi required.

AXS It All
Access the full SRAM experience on Karoo with quick and easy single sign on, automatic sensor pairing, advanced battery management, and the most intuitive controller programming on the market.

HARDWARE

Take Full Control With A High-Res Touchscreen and Responsive Buttons
Our stunning smartphone-quality Corning Gorilla Glass touchscreen lets you take control with a swipe of your finger, while ignoring rain droplets and mud. Prefer the push (or just wearing gloves)? Fully control Karoo with responsive physical buttons.


Ignore The Weather Report With Outdoor-Proofed Design
If you can handle it, the Karoo can too: with a water, dust, and mud resistant design.


Save Time And Space With Our Simplified Mounting System
Make your setup as strong, secure, and adaptable as you are with the Hammerhead Mounting System.

Minimize Drag With A Low-Profile Mount
We know drag is a drag, so we reimagined the standard head unit mount to make it more aerodynamic and adjustable — while maintaining strength with a large contact surface area.