Specification Brand : WIMART BulletPoint1 : PREMIUM MATERIAL: Made of high quality metal material, sturdy and durable, galvanized surface, sturdy and durable. BulletPoint2 : HIGH STABILITY - ADD WASHER: The sealing ring between the M10 bolt head and the rubber can keep the bolt and rubber from being pushed and crushed under the action of lateral forces, while also limiting the roller wheel can impact resistance. Greatly improved Trolley Roller Limits stability and reduces vibration. BulletPoint3 : VERSATILE: Applicable to all channels with 1-5/8"""" wide channels and all 1-5/8"""" wide channels or higher strut channels to prevent hand trolley parts rushed out of the end of the cylinder channel. BulletPoint4 : EASY INSTALLATION: The trolley wheel limiter is easy to use and install. Use M10 bolt to lock, only need to tighten the hex nut, lockable by strut channel, easy to install, convenient. BulletPoint5 : SMOOTH OPERATION: The limit roller wheel has beautiful form, smooth design, solid rigidity, noiseless and wear-resistant, manufactured with high-precision technology, you can operate it. Smooth operation in use, good coordination and no noise. Color : Pack of 2 ExternallyAssignedProductIdentifier1 : 606638602052 ExternallyAssignedProductIdentifier2 : 0606638602052 IncludedComponents : Hardware ItemName : 304 Stainless Steel Trolley Roller Wheels Limit Trolley Assembly Positioning for Unistrut Strut Channel for 1-5/8" Wide and All 1-5/8" or Taller Strut Channel (Pack of 2) ItemPackageDimensions_Height : 13.2 centimeters ItemPackageDimensions_Length : 4.7 centimeters ItemPackageDimensions_Width : 10.7 centimeters ItemTypeKeyword : hardware-brackets Manufacturer : WIMART Material : Metal ModelName : Trolley Roller Wheels Limit Trolley ModelNumber : AX006 NumberOfBoxes : 1 NumberOfItems : 2 PartNumber : AX006 ProductDescription : 1 ProductSiteLaunchDate : 2023-07-05T08:05:52.702Z Size : Trolley Roller Wheels SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 31162702