Ultra-Fab Products (48-979031 30" Scissor Jack with Crank Handle, (Pack of 2) Ultra-Fab 30 inch Scissor Jacks, Supports Up To 6500 lbs. Ultra scissor jacks give added stability to travel trailers, fifth wheels, horse and cargo trailers Powder coat black finish resists rusting Large 5 inch x 9 inch footpads combat sinking and tilting Powder coated black finish resists rusting 3 inch x 10 inch multi-hole mounting plates Twin pack includes hand crank 81578, 30-in Scissor Jacks, Twin Pack with Crank Handle