Specification Brand : by Echo BulletPoint1 : OEM Genuine Echo Gold Spring BulletPoint2 : Part № V450001880 BulletPoint3 : Fits the following model and serial: SRM-225, SRM-225i, SRM-225U, 99944200540, C242, GT-225L, SRM-230, T242, T242X, 78890-30000B, GT-230, 99944200908, DSRM-200, T235. BulletPoint4 : More information see below BulletPoint5 : If you have any questions about this item or model, serial number, please ask question to us @@We strive to provide the best service. We value our customers. Also we will send you an ebooks within 48 hours after the purchase. First еbook - Professional Lawn Care For Your Home…By You and Second ebook - Mowing and Trimming Safety. Color : Black ExternallyAssignedProductIdentifier : 00193979771078 ExternallyAssignedProductIdentifier1 : 0794020348302 ExternallyAssignedProductIdentifier2 : 794020348302 ItemName : OEM Genuine Echo V450001880 Gold Spring for SRM-225 SRM-225i 99944200540 C242 GT-225L SRM-230 T242 + (Free Two e-Books) ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 1 inches ItemPackageDimensions_Width : 1 inches ItemPackageQuantity : 1 ItemShape : Round ItemTypeKeyword : string-trimmer-replacement-parts ItemTypeName : part Manufacturer : by Echo Material : Gold ModelName : 2X Echo 400 ModelNumber : 2X Echo 400 NumberOfBoxes : 1 NumberOfItems : 2 PartNumber : 1 PowerSourceType : gas_powered ProductDescription : OEM Genuine Echo Gold Spring Part № V450001880 Fits the following model and serial numbered units: · SRM-225 S/N: S03912001001 - S03912999999-->SPEED-FEED 400 Trimmer Head · SRM-225i S/N: S08712001001 - S08712999999-->SPEED-FEED 400 Trimmer Head · SRM-225U S/N: S79012001001 - S79012999999-->SPEED-FEED 400 Trimmer Head · 99944200540 Grass Trimmer Attachment S/N: S06400001001-S06400999999-->Trimmer head S/N: S06400141919-S06400999999 · C242 S/N: T16611001001 - T16611999999-->Trimmer Head · GT-225L S/N: T78613001001 - T78613999999-->SPEED-FEED 400 Trimmer Head · SRM-230 S/N: T49514001001 - T49514999999-->SPEED-FEED 400 Trimmer Head · T242 S/N: T16212001001 - T16212999999-->Trimmer Head · T242X S/N: T20112001001 - T20112999999-->Trimmer Head · 78890-30000B Speed-Feed 400 Head-->SPEED-FEED 400 Trimmer Head · 99944200907 Speed-Feed 400 Head-->SPEED-FEED 400 Trimmer Head · 99944200907B Speed-Feed 400 Head-->SPEED-FEED 400 Trimmer Head · 99944200908 Speed-Feed 400 Head-->SPEED-FEED 400 Trimmer Head · GT-230 S/N: S85712001001 - S85712999999-->SPEED-FEED 400 Trimmer Head · T235 S/N: S95512001001 - S95512999999-->SPEED-FEED 400 Trimmer Head · DSRM-200 S/N: T900001001 - T90000999999-->Trimmer Head and more... SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1 UnitCount : 1