Speed Ramps Quick & easy to install Heavy duty 99% recycled PVC segments White reflectors offer excellent visability High UV & chemical resistance All parts are re-useable & recycable Will withstand Heavy Goods Vehicles Will not deform or crack in extreme hot or cold weather conditions Ideal for narrow or wide roads Central channel available for wiring Supplied complete with fixings Maximum Speed - 50mm Ramp: 15mph Maximum Speed - 75mm Ramp : 10 mph