The disclosure concerns a fastening device (2) for fastening a first and a second container (4', 4") to a structure of a vehicle (1), the fastening device (2) comprises: an elongated member (16) with external engagement members (18), a first abutment (20), a displaceable member (22), a guide arrangement (12), comprising a second abutment (24), a holed member (28), and a resilient compressible member (32). The elongated member (16) extends along an axis (19) and the displaceable member (22), the guide arrangement (12), the resilient compressible member (32), and the holed member (28) are aligned along the axis (19). The elongated member (16) extends through the displaceable member (22) and at least partially through the guide arrangement (12) for engagement between external engagement members (18) of the elongated member (16) and internal engagement members (30) of the holed member (28) for compression of the resilient compressible member (32).