Specification AgeRangeDescription : adult Brand : uxcell BulletPoint : Vibration Sensors BulletPoint1 : [3D Printer Compression Spring] The outer diameter of the 3D printer compression spring is 20mm/0.79", the inner diameter is 11.5mm/0.45", and the free length is 80mm/3.15", you will receive 8 pcs of 3D printer compression springs, please confirm the size before purchasing to ensure use BulletPoint2 : [Material] The 3D printer heated bed spring is made of steel, which is wear-resistant, sturdy, durable, not easy to break, and harder than ordinary springs, which helps to stabilize printing BulletPoint3 : [Function] These compression springs are designed to replace the original springs in the printer bed, avoiding the need to level the bed before each print, providing more tension and stability, and making bed leveling more precise and firm BulletPoint4 : [Installation] Use a spring compressor to compress the spring to a length suitable for installation, then place the spring at the predetermined installation position, use screws, nuts, and other fixings to fix the spring at the installation position firmly, and finally slowly release the spring compressor BulletPoint5 : [Wide Application] It is suitable for most 3D printer heated beds, as well as automobiles, electrical appliances, instruments, and more Color : 0-16bar ExternallyAssignedProductIdentifier : 7640058840734 ItemName : uxcell 8pcs 3D Printer Heating Bed Spring, 20mm OD 80mm Length Light Load Compression Mould Die Spring 3D Printer Compression Spring for 3D Printer Electric Part, Yellow ItemPackageDimensions_Height : 15.9 centimeters ItemPackageDimensions_Length : 4.4 centimeters ItemPackageDimensions_Width : 12.2 centimeters ItemPackageQuantity : 8 ItemTypeKeyword : 3d-printer-accessories Manufacturer : uxcell ModelName : XCGQFICOM ModelNumber : XCGQFICOM NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : a25011300ux1047 ProductDescription : Description: [Material] The 3D printer heated bed spring is made of steel, which is wear-resistant, sturdy, durable, not easy to break, and harder than ordinary springs, which helps to stabilize printing. [Function] These compression springs are designed to replace the original springs in the printer bed, avoiding the need to level the bed before each print, providing more tension and stability, and making bed leveling more precise and firm. [Installation] Use a spring compressor to compress the spring to a length suitable for installation, then place the spring at the predetermined installation position, use screws, nuts, and other fixings to fix the spring at the installation position firmly, and finally slowly release the spring compressor. [Wide Application] It is suitable for most 3D printer heated beds, as well as automobiles, electrical appliances, instruments, and more.