Specification Brand : Eyoloty BulletPoint1 : 【Compatible Models】Compatible with Kobalt 40V max string trimmer models: KST 120X (Item:#651246), KST 120X-06 (Item:#506886),KST 2040-06 (Item:#1520463) String Trimmer.Replacement head models:29473 (Item:#506892),KDLA 3040-03 (Item:#4357213).Be sure to choose the correct replacement accessories for your lawn mower model to ensure proper installation and use. BulletPoint2 : 【Two Options】For KST 120x trimmer Replacement Blades crafted from Polycarbonate Material for Added Sharpness, ideal for Trimming Smooth Tender Grass and Weeds; Thicker Upgrade 8-pack Pre-Wound Lines, Ideal for Trimming Tough Weeds and Edges That Regular Blades and Spools Can't Handle. With two options available, catering to different work scenarios, significantly boosting productivity. BulletPoint3 : 【New Upgrade】We've upgraded our KST 120x-06 trimmer line to 0.12", significantly enhancing its durability and wear resistance compared to the traditional KST 120x-06 spool line, which has a diameter of 0.065". This improvement allows it to effectively withstand wear and tear while trimming lawns. When paired with our KST 120x-06 trimmer blades head, it can greatly save you time and costs. BulletPoint4 : 【Quickload】The KST 120x trimmer replacement line/blades adopts a new locking system design, which is easy to install/replace and safe to use. During the high-speed rotation of the line, it can be firmly locked and not easy to fall off. BulletPoint5 : 【Package Includes】Polycarbonate replacement head * 1,replacement blades * 14 pack,Pre-cut bold line * 8pack,Screw * 6 pack,Wrench * 1.If you have any installation or model problems, you can contact us, we will give you a satisfactory answer within 24 hours. Color : Upgrade Kobalt 120X 1Head+8Line+14Blades ExternallyAssignedProductIdentifier1 : 717016428789 ExternallyAssignedProductIdentifier2 : 0717016428789 ItemName : Eyoloty KST 120X KST 120X-06 Replacement Trimmer Head Compatible with Kobalt 40-Volt Max KST 2040-06 KDLA 3040-03 Weed Eater,with 14 Pack Quickload Blades & 8 Pack 0.12" Flexible Line Parts (30 Pack) ItemPackageDimensions_Height : 20.193 centimeters ItemPackageDimensions_Length : 4.0894 centimeters ItemPackageDimensions_Width : 13.6906 centimeters ItemTypeKeyword : string-trimmer-replacement-parts ItemTypeName : Eyoloty Manufacturer : Eyoloty Material : Nylon ModelName : Eyoloty ModelNumber : Eyoloty NumberOfBoxes : 1 PartNumber : Eyoloty PowerSourceType : hand_powered ProductDescription : 【Compatible Models】Replacement head models:29473 (Item:#506892),KDLA 3040-03 (Item:#4357213).Compatible with Kobalt 40V max string trimmer models: KST 120X (Item:#651246), KST 120X-06 (Item:#506886),KST 2040-06 (Item:#1520463) String Trimmer.Be sure to choose the correct replacement accessories for your lawn mower model to ensure proper installation and use. 【Two Options】For KST 120x trimmer Replacement Blades crafted from Polycarbonate Material for Added Sharpness, ideal for Trimming Smooth Tender Grass and Weeds; Thicker Upgrade 8-pack Pre-Wound Lines, Ideal for Trimming Tough Weeds and Edges That Regular Blades and Spools Can't Handle. With two options available, catering to different work scenarios, significantly boosting productivity. 【New Upgrade】We've upgraded our KST 120x-06 trimmer line to 0.12", significantly enhancing its durability and wear resistance compared to the traditional KST 120x-06 spool line, which has a diameter of 0.065". This improvement allows it to effectively withstand wear and tear while trimming lawns. When paired with our KST 120x-06 trimmer blades head, it can greatly save you time and costs. 【Quickload】The KST 120x trimmer replacement line/blades adopts a new locking system design, which is easy to install/replace and safe to use. During the high-speed rotation of the line, it can be firmly locked and not easy to fall off. 【Package Includes】Polycarbonate replacement head * 1,replacement blades * 14 pack,Pre-cut bold line * 8pack,Screw * 6 pack,Wrench * 1.If you have any installation or model problems, you can contact us, we will give you a satisfactory answer within 24 hours. Size : 1PCS SupplierDeclaredDgHzRegulation : other SupplierDeclaredHasProductIdentifierExemption : 1