Includes (2) 640841008 Cylinders New, Bulk Packed Genuine OEM Replacement Part # 640841008-2PK Consult owners manual for proper part number identification and proper installation Please refer to list for compatibility Compatible with the following: Ryobi: CS30, RY30000B, 30, 30, RY30002B, BC30, BC30, RY30004B, RY30004D, RY30020A, CS30, RY30040A, RY30040B, 30, RY30060A, RY30060B, BC30, RY52001, RY52002, RY52003, RY52003A, RY52004, RY70101, RY70101A, RY70103, RY70103A, RY70105, RY70105A, RY70107, RY70107A, RY70113, RY30020, RY30060, 30, RY30023, RY30063, 30, RY30020B, RY30000RY30000, RY30000ARY30000A, RY30002RY30002, RY30002ARY30002A, RY30004RY30004, RY30004ARY30004A, RY30021ARY30021A, RY30041ARY30041A, RY30061ARY30061A, Homelite: UT-08120-B, UT08934, UT08934B, UT08934D, UT-08121, UT-08120-D, UT-08931, UT08510, UT08511, UT08929A, UT08930A, UT08932, UT70127, UT70127A, UT70129, UT70129A, Ridgid: RD906812, RD906812A, RD906812B
