Seat, type C16-015; for vehicles of category M2, M3 Seat, type C16-013; for vehicles of category M2, M3 Seat, type C16-001; for vehicles of category M2, M3 Seat, type C16-012; for vehicles of category M2, M3 Seat, type C16-014; for vehicles of category M2, M3 Seat, type C16-003; for vehicles of category M2, M3 Seat, type C16-016; for vehicles of category M2, M3 Seat, type C16-011; for vehicles of category M2, M3 Seat, type C16-005; for vehicles of category M2, M3 Seat, type C16-006; for vehicles of category M2, M3