Specification Brand : ORAEVY BulletPoint1 : 【Perfect replacement parts】:Trimmer Head Compatible with Echo Weed Eater Speed Feed 400 SRM-225 SRM-230 SRM-210 Echo GT225 Echo Weed Eater Pas210 Pas211 Pas225.This Head Is Strictly For Straight Shaft Model Trimmers not fit Curved Shaft Trimmer. BulletPoint2 : 【Product parameter】:Trimmer Head Diameter : 3-3/4", M10mm x 1.25mm LH threaded,Equipped With 10,000 RPM MAX BulletPoint3 : 【Other accessories】:In addition to 2pack Trimmer Head, we also provide you with Spare Roll String Trimmer Line and Trimmer Head Eyelet Sleeve Consumables easily damaged accessories to help you better complete the Weeding work. BulletPoint4 : 【About installation】:You don’t take it apart. You spin it until the arrow lines up with the hole. Then you just feed about ten feet of line on each side and spin it. It spools up as you spin. If you have leftover line inside the spool you will need to take the unit off to empty the line. You are supposed to be able to press-in the panels on the side enough to clear the retaining ledge to free the top of the unit to pull out the spool (you have to do this on both sides) BulletPoint5 : 【Package Includes】:2 xTrimmer Head,1 x free Roll String Trimmer Line,2 x free Trimmer Head Eyelet Sleeve,1 xfree gloves. BulletPoint6 : Will fit various strimmers and brushcutters. BulletPoint7 : Please, check your old part with the pictures and measurements prior to purchase. Color : Style4 ExternallyAssignedProductIdentifier1 : 0616430431118 ExternallyAssignedProductIdentifier2 : 616430431118 FuelType : Gasoline Hazmat1 : DANGEROUS GOODS IN APPARATUS Hazmat10 : DE_Unregulated Hazmat11 : EG_Unregulated Hazmat12 : ES_Unregulated Hazmat13 : FR_Unregulated Hazmat14 : GB_Unregulated Hazmat15 : IN_Unregulated Hazmat16 : IT_Unregulated Hazmat17 : JP_Unregulated Hazmat18 : MX_Unregulated Hazmat19 : NL_Unregulated Hazmat2 : UN3363 Hazmat20 : PL_Unregulated Hazmat21 : SA_Unregulated Hazmat22 : SE_Unregulated Hazmat23 : SG_Unregulated Hazmat24 : TR_Unregulated Hazmat25 : US_Unregulated Hazmat26 : ZA_Unregulated Hazmat3 : 9 Hazmat4 : AE_Unregulated Hazmat5 : AU_Unregulated Hazmat6 : BE_Unregulated Hazmat7 : BR_Unregulated Hazmat8 : CA_Unregulated Hazmat9 : CN_Unregulated IsAssemblyRequired : 1 ItemDisplayDimensions_Length : 5 centimeters ItemName : ORAEVY Universal Trimmer Head fit for Echo Weed Eater Speed Feed 400 SRM-225 SRM-230 SRM-210 Echo GT225 Echo Weed Eater Pas210 Pas211 Pas225 ItemPackageDimensions_Height : 27.4066 centimeters ItemPackageDimensions_Length : 9.6012 centimeters ItemPackageDimensions_Width : 11.7094 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : string-trimmer-replacement-parts ItemTypeName : Clutch Manufacturer : ORAEVY Material : Eyelet ModelName : 40-5B GAS FUEL TANK ModelNumber : 400-5B NumberOfBoxes : 1 NumberOfItems : 1 PackageLevel : unit PartNumber : ARO901 PowerSourceType : NO ProductDescription : ORAEVY Universal Trimmer Head fit for Echo Weed Eater Speed Feed 400 SRM-225 SRM-230 SRM-210 Echo GT225 Echo Weed Eater Pas210 Pas211 Pas225 Perfect replacement parts:Trimmer Head Compatible with Echo Weed Eater Speed Feed 400 SRM-225 SRM-230 SRM-210 Echo GT225 Echo Weed Eater Pas210 Pas211 Pas225.This Head Is Strictly For Straight Shaft Model Trimmers not fit Curved Shaft Trimmer. Product parameter:Trimmer Head Diameter : 3-3/4", M10mm x 1.25mm LH threaded,Equipped With 10,000 RPM MAX Other accessories:In addition to 2pack Trimmer Head, we also provide you with Spare Roll String Trimmer Line and Trimmer Head Eyelet Sleeve Consumables easily damaged accessories to help you better complete the Weeding work. About installation:You don’t take it apart. You spin it until the arrow lines up with the hole. Then you just feed about ten feet of line on each side and spin it. It spools up as you spin. If you have leftover line inside the spool you will need to take the unit off to empty the line. You are supposed to be able to press-in the panels on the side enough to clear the retaining ledge to free the top of the unit to pull out the spool (you have to do this on both sides) Package Includes:2 xTrimmer Head,1 x free Roll String Trimmer Line,2 x free Trimmer Head Eyelet Sleeve,1 xfree gloves. ProductGrade : Replacement Part ProductSiteLaunchDate : 2020-04-14T06:16:44.829Z RecommendedUsesForProduct : Lawn Mower Size : 3*2 Style : 3 Place-Dual Purpose SupplierDeclaredDgHzRegulation : other SupplierDeclaredHasProductIdentifierExemption : 1