incl. steel rooftop
The Custum built groupbike has 12 people seated on the sides (10 pedalling, 2 non-pedalling above the wheel), and 4 across each of the benches on the back and one person up front. The driver is one of the non-paddlers.
To move forward, you need a minimum of 4 persons. This Mackbike has no walking space in the middle section.