What do you make of these funky looking Energy Return Wheels from Britek Tire and Rubber in The States? They claim to improve compliance and efficiency over rough ground and never go flat. Take a look and see for yourself – they look especially good in the car park and golf course, maybe it’s time for an off road test!
“Britek Screw Force…It only took 5,000 years. Saddle ascents of 30% – 40% grades. Vacuumwheels”