Welcome to Energy Return Wheel
ORDER ERW NOW 700c HC Slipstream Road 26" Slingshot MTB 29" Alpha MTB today.
About ERW
Britek's "High Speed Airless", the most efficient bicycle wheel you can purchase.
Our Utility Wheel Patent portfolio is the World's largest in recorded history, the envy of the Global Tire industry.
Screw Force Accumulation and Return for 16% - 22% increase in Drive Train Efficiency. Irregular Bicycle Pedal Stroke is the perfect candidate to demonstrate the massive effects.
Hub Displacement and Screw Force Powered "Rebound Response" to the Pull of Gravity...Plus for the first time in History... "Wind Resistance". ERW will Empower You against any form of resistance.
ERW is the future of wheeled travel. The 140 year old Pneumatic Tire has run it's course.
Each ERW is hand fabricated from the finest space age materials Custom tuned to your body weight and application.
ERW Testing
USDOT Laboratory tested ERW demonstrated 50% better coast down 55 mph. - 0 vs a 35.5 psi. pneumatic tire.
Bicycle ERW tested Oxylane Laboratory Finland 42 watts to turn a 1.5 meter drum at a constant 20 km/ph while weighted with 50 kilos. The other "airless" test between 75- 80 watts.
ERW Patents
US 6,701,985 B2 US 7,104,297 B2 US 61/81,249
US 87503824744 US 87503-819089 US 12/ 503,396
WO 2010/009329 PCT/US 2009/050871
CN 03817173.2 CN 100546840C CN 80134303.1
JP 4664672
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