The Start M4 XXL was developed especially for large, strong people. It has a seat width of 58cm and a seat depth up to 49cm. The wheelchair's high level of stability allows a maximum user weight of 160kg. The frame has a sturdy double cross brace that can withstand extreme loads. In addition, the back tubes with lumbar angle are reinforced. The upholstery is also extremely stress-resistant. Flexibility An optional back stabilizer is available for the Start M4 XXL. The robust wheels with 2mm spokes help ensure safe and secure driving behaviour. Moreover, a special drive adapter provides a broad range of adjustment positions. The possible configurations are varied, similar to the Start M2 Effect. It is even possible to adapt auxiliary drives to the Start M4 XXL. Custom construction is also possible for specialized cases.