Specification AgeRangeDescription : adult Brand : LUMINFLY BulletPoint1 : High-performance construction: made from marine-grade stainless steel; precision-machined for maximum reliability; double pulley reduces load effort by half BulletPoint2 : Superior load handling: each pulley can handle up to 550 lbs; reinforced side plates avert warping; designed for heavy-duty lifting BulletPoint3 : Smooth, efficient operation: sealed ball bearings offer smooth, effortless rotation; precision grooves guide ropes and avert wear BulletPoint4 : Flexible mounting: swivel eye allows for proper alignment under load; ideal for use in industrial, marine, or workshop rigging systems BulletPoint5 : Complete mechanical advantage: four pulleys in a set, standardized for compatibility; for creating efficient lifting systems Color : Silver Department : unisex-adult ExternallyAssignedProductIdentifier : 7617511496241 IncludedComponents : pulley ItemDisplayDimensions_Height : 0.79 inches ItemDisplayDimensions_Length : 3.86 inches ItemDisplayDimensions_Width : 2.05 inches ItemDisplayWeight : 0.17 pounds ItemName : LUMINFLY 4-Pack Industrial M25 Double Pulley Blocks, Stainless Steel Swivel Pulley Wheels for Lifting and Rigging Systems ItemPackageDimensions_Height : 5 centimeters ItemPackageDimensions_Length : 15 centimeters ItemPackageDimensions_Width : 15 centimeters ItemPackageQuantity : 1 ItemTypeKeyword : shell-blocks Manufacturer : LUMINFLY Material : Metal ModelName : Deck Hardware ModelNumber : 34C1HI521G51ACR5KESSYESQ6 NumberOfBoxes : 1 NumberOfItems : 1 PartNumber : 4515149TY9Y09I7HK4 Pattern : Solid ProductDescription : Color: silver Material: metal Product Size: M25 Package Includes:double pulley block x 4 Note: - Please refer to the measurement. Tiny measuring error is allowable in normal range. - There might be a little color difference due to the monitor, camera or other factors, please refer to the physical item. ProductSiteLaunchDate : 2025-05-07T06:31:39.203Z Size : One Size Style : Modern SupplierDeclaredDgHzRegulation : not_applicable TargetAudience : adults UnitCount : 1 UnspscCode : 24101600