Save Minutes On Your Bike Leg
Performance Gainz Calculator

Performance Gains Calculator


? Enter the target normalised power in watts. Must be between 10 and 3000 W.

? Enter the total system weight - including the rider, bike, any clothes, hydration or equipment.

? Please consider your average CdA during a race. You may be sitting up to fuel, moving to base bars for a corner, stretching or adjusting position. A wind tunnel measured CdA of 0.25 could translate to a race average CdA of 0.275.
Click for CdA Presets
0.32 Regular Hoods Road Bike
0.30 Drops Road / Novice TT Bike
0.29 Aero Hoods Road Bike
0.26 Intermediate TT Bike
0.23 Optimized TT Bike
0.20 Pro TT Bike
Custom (Enter Manually)

? Enter the ride distance (0.5 km - 300 km). Used for estimated time calculations.

? Slower courses are hilly, long and technical (such as IM Wales) , while faster courses are flat, straight and shorter (such as IM Copenhagen). Fast TT courses are also flat and straight, but are shorter allowing for a more aggressive position.

How Fast is the Course?


? Please note that in reality you cannot use all Velotoze products at the same time.

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Important Information

Designed and manufactured in the UK

Aero Chainring Guards

GB2618645 Granted

EZDisc Wheel Covers 

GB2612028 EP4166346 Granted

Aero Front Derailleur Guards

GB2311078.6 Pending

US Trade Mark - Pending

UK Trade Mark No.UK00004000349

UK Trade Mark No. UK00003553177

UK Trade Mark No.UK00003985971

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