Skyjack 103623 Cartridge. Fits Skyjack Electric Scissor Lift Models SJ3215, SJ3219, SJ4726, SJ4732, SJ4740, SJIII 3015, SJIII 3215, SJIII 3219, SJIII 3220, SJIII 3226, SJIII 4620, SJIII 4626, SJIII 4632, SJIII 4740, SJIII 4830, SJIII 4832, SJIII 6826, SJIII 6832, SJM 3015, and SJM 3219. Fits SKYJACK Rough Terrain Scissor Lift Models SJ100, SJ6826 RT, SJ6832 RT, SJ6832 RTE, SJ7027 RT, SJ7127 RT, SJ7135 RT, SJ8231 RT, SJ8241 RT, SJ8243 RT, SJ8831 RT, SJ8841 RT, SJ8850 RT, SJ9241 RT, and SJ9250 RT. Fits Skyjack Vertical Mast Lift Model SJ12.