Specification Brand : SES CASTERS STANLEY E. SMITH COMPANY BulletPoint1 : Fits Any Brand of Caster with a 1/2-13x2-3/4" Threaded Stem Mounting BulletPoint2 : Includes All Parts Neccessary for a Hollow Tube Mounting Caster Application BulletPoint3 : 【Dual Brakes Design】Set of 4 caster wheels with double locking brake. Push the Brake to lock the caster. When the caster is locked. It stops both Swiveling and rolling. In locking States. The caster is not able to swivel or roll. Omnidirectional protecting your objects. BulletPoint4 : 【Smooth & No Noise】Made of Polyurethane and Steel, roll quiet and no scratch on floor, PU rubber wheel will keep quiet movement on hard wood floor without scratch,wear-resistant and no noise. BulletPoint5 : 【Various Application】This heavy duty caster can be used in multi-place such as furniture tables chairs, home improvements, industrial flitting, shopping carts. Especially for heavy objects like metal shelving, Fitness Equipment,heavy cutoff saw,mobile bed tray etc. Save energy using rolling instead of carring. ExternallyAssignedProductIdentifier1 : 0688130608237 ExternallyAssignedProductIdentifier2 : 688130608237 IncludedComponents : Rubber Sleeve, Plastic Bushing, Base Washer, Top Nut ItemName : Expanding Rubber Adapter Set for Casters with a 1/2-13x2-3/4" Threaded Stem: for Hollow Tubing Mount (1-7/8" ID Tubing) ItemPackageDimensions_Height : 20.4978 centimeters ItemPackageDimensions_Length : 8.2042 centimeters ItemPackageDimensions_Width : 13.1064 centimeters ItemTypeKeyword : stem-casters LoadCapacity : 6E+2 lbs Manufacturer : SES Casters Inc. Material : Polyurethane Rubber Material1 : Rubber Material2 : Plastic MountingType : Stem Mount NumberOfItems : 4 PartNumber : AP09 Pattern : 1-7/8" ID Tubing ProductDescription : Rubber expanding adapter sets of 4 each for use on hollow tubing mount casters with a 1/2-13x2-3/4" threaded stem mounting. Each set contains 4 base washers, 4 plastic suppport bushings, 4 rubber expanding sleaves, and 4 threaded top nuts. These will work on any brand of caster with a 1/2-13x2-3/4" threaded stem mounting. ProductSiteLaunchDate : 2023-07-27T04:00:00.000Z Style : 3/8" -16UNC x 1" SupplierDeclaredDgHzRegulation : not_applicable SurfaceRecommendation : Multi-Surface UnitCount : 4 UnspscCode : 31162702