- polygon([[cos(0) * (weight_radius + 2.5 * wall),
- sin(0) * (weight_radius + 2.5 * wall)],
- [cos(120) * (weight_radius + 2.5 * wall),
- sin(120) * (weight_radius + 2.5 * wall)],
- [cos(240) * (weight_radius + 2.5 * wall),
- sin(240) * (weight_radius + 2.5 * wall)]]);