【Fitment】 Quality replacement seal kit for taken apart cylinder seals on 2- Post Lift Hydraulic Cylinder, which is found on many 7000K to 9000K Rotary 2-Post Surface Mount lifts. A direct-match kit to FJ7311 from Rotary Lift is equivalent to the BH-7511-10/ FJ783-12TH. 【Application models】 This kit came in the following model lifts and may fit others as well: AR9, AR94, AR98, ARO9, ARO98, DCOA7, TLO7, SP7, SP9, SP55, SP80(4 & 5), SP84(8 & 9 & 11 & 16), SP88, SP89-10, SP94, SP98, SPO7, SPO9, SPO12-10, SPO82, SPO84, SPO88, SPO94, SPOA7, SPOA9, SPOA84, SPOA84C, SPOA82, SPOA88, SPOA98 .