Specification AgeRangeDescription : Adult Brand : Mtanlo BulletPoint : Fits for Echo SRM-266 SRM-266S SRM-266T SRM-266U BulletPoint1 : [Package include]: 1 x Primer Bulb BulletPoint2 : [Replace Part Number] :4226 121 2700 BulletPoint3 : [Compatible Models]: For Stihl FS74 FS75 FS76 FS80 FS85 trimmer bursh cutter blower part BulletPoint4 : [100% Satisfaction Guarantee] : High quality and Long lasting Service Life replacement parts accessories, 517 days return, refund or free exchange if you aren't completely satisfied (defection, accidental damage, non-satisfaction etc.) Any problem please do not hesitate to contact us. BulletPoint5 : [Note]:OD About 22mm , Please compare it with your original parts beFore ordering it to see if it can For your original chainsaw. BulletPoint6 : SRM-225 echo trimmer head Diameter: 3.94". The pas 225 trimmer head is made of high quality materials, very durable and easy to install. This Head Is Strictly For Straight Shaft Model Trimmers not fit Curved Shaft Trimmer. BulletPoint7 : string trimmer head kit for echo pas-225 srm-225 gt-225, for dewalt trimmer head ,for echo trimmer head,for echo srm 225 weed eater,for echo weed eater head replacement,for echo srm 230 trimmer head BulletPoint8 : [Quality Assurance]: We provide 100% after-sales service. If there is a problem with the product, we will provide free return and exchange services. You can request a replacement or a full refund. If you have any questions, please feel free to contact us at any time! We will give you a satisfactory response within 24 hours! CareInstructions : Machine Wash Color : Gray ConnectivityTechnology : Normal bulb ControllerType : Push Button ExteriorFinish : Stainless Steel ExternallyAssignedProductIdentifier1 : 0761780316797 ExternallyAssignedProductIdentifier2 : 761780316797 FabricType : Polyester FillMaterial : Polyester IndoorOutdoorUsage1 : outdoor IndoorOutdoorUsage2 : indoor ItemDisplayDimensions_Height : 1.97 centimeters ItemDisplayDimensions_Length : 7.87 centimeters ItemDisplayDimensions_Width : 7.87 centimeters ItemDisplayWeight : 0.64 kilograms ItemFirmnessDescription : Plush ItemName : Mtanlo Primer Bulb Kit For Stihl FS74 FS75 FS76 FS80 FS85 trimmer bursh cutter blower part 4226 121 2700 ItemPackageDimensions_Height : 1 inches ItemPackageDimensions_Length : 0.5 inches ItemPackageDimensions_Width : 1 inches ItemPackageQuantity : 1 ItemShape : Reflector(R) ItemTypeKeyword : string-trimmer-replacement-parts ItemTypeName : String Trimmer Parts & Accessories Manufacturer : 4226 121 2700 Material : carbide MeasurementSystem : Imperial MetalType : Alloy Steel ModelName : 400 SRM-225 Weeder Trimmer Heads ModelNumber : Does not Apply NumberOfItems : 1 OccasionType : Holiday PackageLevel : unit PartNumber : 545081855 Walbro WT-875-A Pattern : colorful gradient50550 PillowType : furniture_cushion PowerSourceType : ac ProductDescription : [Compatible Models]: For Stihl FS74 FS75 FS76 FS80 FS85 trimmer bursh cutter blower part ProductSiteLaunchDate : 2023-03-10T07:55:57.015Z Size : 20.00X20.00X5.00CM Style : fashion SupplierDeclaredDgHzRegulation : not_applicable Theme : Abstract UnitCount : 1 Voltage : 910 volts