BMD-1 Soviet airborne amphibious infantry combat vehicle (part 1)

“..The BMD airborne amphibious infantry combat vehicle (AAICV) superficially resembles the BMP, although it is considerably smaller. The BMD-1 can be air dropped by parachute, and features a suspension that “squats“ to fit into aircraft. It is a full-tracked amphibious vehicle with a BMP-type turret. Like the BMP, its main armament is a 73-mm smoothbore gun with a coaxial machine gun mounted on the right side of the main gun and a SAGGER ATGM launcher mounted over the gun. The BMD, however, also has two additional machine guns, one mounted in each of the front bow corners. The bow is much shorter than that of the BMP, and the upper part of the hull is shaped differently. It also differs from the BMP in having only five evenly spaced road wheels with four support rollers, and in having no rear exit doors. The driver's hatch and vision blocks are centered below the main gun. On either side of the driver, there is an additional hatch. The troop compartment has overhead armor co