Features Closed, cartridge bumper system with 2 springs and elastomere damping140mm of travel - Suitable for users up to 50kg in weight - Solid steel casting with welded grips and footrests31.8 mm diameterchangeable, slip free bumper made of highly elastic rubber - Fully assembled ...Features Closed, cartridge bumper system with 2 springs and elastomere damping140mm of travel - Suitable for users up to 50kg in weight - Solid steel casting with welded grips and footrests31.8 mm diameterchangeable, slip free bumper made of highly elastic rubber - Fully assembled, ready to use - EN 71 1, 71 2, 71 3 tested - Product weight 3kg - Graphics and handlebar grips may vary slightly from photo - The V200 Pogo stick from Qu Ax offers hours of jumping fun for youngsters. - This pogo stick is CE certified and ready for us