Lateral Mounting: 3-3/4" - 4-1/4", 8"-9-1/2" , 10-3/4" - 11-1/4" Built InSeat Size: 20"L x 19"W x 17.5"HWe offer parts for all fork lifts, aerial lifts, floor scrubbers, and manual and electric pallet trucks. If you are looking for something please feel free to contact us.