Propulsion is achieved with either a special double handrim linkage system or in combination with some foot-propulsion if possible, which is made easier by having the castor forks widened out a bit to create more room between them.
The numerous options make it possible to optimise the user’s posture with features such as the tension-adjustable backrest and the different types of armrests.
Toe-in and toe-out adjustment offers a better alignment of your rear wheels, minimising rolling resistance and saving power.