WHAT THE..??? Are those rollers and seat backs concrete...??????
Rock-crete
The biggest advantage is when you need to replace the tires you only have buy two! I recommend you choose Goodrock tires for best results.
They put a lot of rubber (from used tyres) into our roads these days.I always thought this was the way to go - concrete tires and rubber roads
Saw an article about Asphalt, laced with CRUSHED GLASS, for better gripThey put a lot of rubber (from used tyres) into our roads these days.