Our 13 Piece Lawn Mower Gear Box Blade Nut Fastener Kit is suitable for most brush cutters, lawn mowers, and is the best choice for lawn mower replacement fastener kit. grass. Material: High Quality Metal Color: Gold + Silver Size: As pictures show. Type: universal trimmer head adapter Easy installation: the brushcutter blade is attached to the rotary head using this attachment kit. Applicable: It is suitable for most models, such as Stihl FS120 FS130 FS130R FS200 FS200R FS250. Package Includes: 2 Dust Covers 2 Blade Plates 2 Blades 7 M10 LH Threaded Nuts 1 Please allow 1-2mm error due to manual measurement. 2. Due to the light and screen difference, the product’s color and the picture may be slightly different. 3. If you have any questions about our products, you can click the “contact seller” button to send us an email, and we will contact you immediately. Thanks!