Specification Brand : Nayciiy BulletPoint1 : Performance:Torsional spring design counteracts door movement, keeping doors securely open or closed as desired BulletPoint2 : Scope of application: Fits both 1/2" and 5/8" radius hinges, making them versatile for various door types BulletPoint3 : Durable Steel Construction: Made from high-quality steel for long-lasting performance and resistance to wear BulletPoint4 : Easy Installation: Simply attach to existing door hinges for immediate use BulletPoint5 : Part Type: Spring Hinge Color : Black FinishType : Painted GpsrSafetyAttestation : 1 IncludedComponents : No ItemName : Self Opening Door Hinge Spring Self-Opening Hinge Springs Reverse Acting Fit 1/2" and 5/8" Radius Hinges (6) ItemPackageDimensions_Height : 0.3 inches ItemPackageDimensions_Length : 2.76 inches ItemPackageDimensions_Width : 3.94 inches ItemPackageQuantity : 6 ItemTypeKeyword : spring-hinges Manufacturer : Nayciiy ModelName : Spring-1258 ModelNumber : Spring-1258 MountingType : Surface Mount NumberOfItems : 1 PartNumber : Spring-1258 ProductDescription : Torsional spring design counteracts door movement, keeping doors securely open or closed as desired ProductSiteLaunchDate : 2025-04-16T02:57:44.177Z SupplierDeclaredDgHzRegulation : not_applicable SupplierDeclaredHasProductIdentifierExemption : 1