The lightest bespoke wheelchair. Less than 4 kg – guaranteed! Made from aerospace grade aluminium, the RGK Tiga Sub4 ultra-lightweight rigid wheelchair has been engineered with love, passion and sheer determination to provide the lightest made to measure wheelchair, with no compromises. We believe every gram makes a difference and every component down to washers and screws have been optimised to provide you with a guaranteed* sub 4 kg made to measure rigid wheelchair frame – welcome to the Sub4.
