Screw jack for vehicles and assembly thereof

A screw jack assembly comprising:

• a frame comprising a first end and a second end;
• a first plate configured to be coupled to the first end of the frame;
• a roller configured to be detachably coupled to the first plate;
• a second plate configured to be coupled to the second end of the frame;
• a c-channel configured to be coupled to the second plate, wherein the c-channel comprises a first slot configured to be aligned with a second slot formed within a first rail of a vehicle;
• and
• a fastening mechanism configured to couple the c-channel to the first rail using the first slot aligned with the second slot, wherein once the fastening mechanism is coupled, the c-channel establishes a secure connection with the first rail.

A vehicle comprising:

• a chassis, wherein the chassis comprising:
• a first rail comprising:
• a second slot;
• and
• a nut welded to the second slot;
• a second rail coupled to the chassis and the first rail;
• a screw jack detachably coupled to the first rail, wherein the screw jack comprises:
• a frame comprising a first plate and a second plate;
• a roller coupled to the first plate;
• and
• a c-channel coupled to the second plate, wherein the c-channel comprises:
• a first slot;
• and
• a bolt configured to be screwed into the first slot to establish a secure connection with the second slot of the first rail, wherein once the c-channel establishes a secure connection with the first rail, the roller is configured to enable movement of the vehicle in absence of an associated wheel of the vehicle.