Skyjack Hi Lifts. For SkyJack Electric Scissor Lift Models SJIII3220, SJIII3226, SJIII4620, SJIII4626, SJIII4632, SJIII4830, SJIII4832, SJIII6826, SJIII6832. For SkyJack Rough Terrain Scissor Lift Models SJ600, SJ7027 RT, SJ7127 RT, SJ7135 RT, SJ8243 RT, SJ8831E, SJ8841E, SJ8831 RT, SJ8841 RT, SJ8850 RT, SJ9250 RT.