Door Support - V BlockThe DART Aerospace V BLOCK mounts on the forward pilot passenger doors and door frame. This kit provides a wedged socket that reduces vibration of the door in flight and prevents the bottom of the door from contacting the floor thereby significantly saving on hinge wear. *1 kit completes 1 aircraft. Mounts to Fwd pilot passenger doors & frame, reduces vibration of the door in flight & prevents the bottom of the door from contacting the floor. Price is