Specifications Hign-concerned Chemical:None Origin:Mainland China Material:Rubber For Stihl:HS45, FS55, FS38, BG45, MM55 and Mini TILLER, 4137 EMU TRIMMER For Zama:RB100 C1QS69A, C1QS70, C1QS71, C1QS73, C1QS79, C1QS93, C1QS95, C1QS97 Carburetor Repair Kit:Chainsaw Trimmer Parts Gasket,Diaphragm:for Stihl HS45 FS55 FS38 BG45 Carburetor Repair Kit Trimmer Parts RB-100 Gasket Diaphragm for Stihl HS45 FS55 FS38 BG45 MM55 4137 Zama C1Q Carburetor carbon water pipe repair kit. Generally, after the carburetor is used, the internal diaphragm is the easiest to rupture. After the diaphragm is replaced and cleaned, the carburetor can basically be used. Fit model: For Stihl: HS45, FS55, FS38, BG45, MM55 and Mini TILLER, 4137 EMU TRIMMER For Zama: RB-100 C1Q-S69A, C1Q-S70, C1Q-S71, C1Q-S73, C1Q-S79, C1Q-S93, C1Q-S95, C1Q-S97 colour: black Material: rubber Package Contents: 5 Set x Carburetor Repair Kit / 10 Set x Carburetor Repair Kit Only the above package content, other products are not included. Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.