Specification Brand : Fuperoo BulletPoint1 : Quantity: 2PCS.Maximum Load :500lbs/1PCS BulletPoint2 : Trolley assembly for use With P1000, P1001 , P5000, P5001, P5500, P5501 and All 1-5/8" or Taller Strut Channel BulletPoint3 : Quality of unistrut rollers: made of Q235 alloy steel, galvanized process. Adopt rubber ring seal bearing, with good sealing and long service life. Solid steel pin, with super load bearing capacity, safe and reliable. BulletPoint4 : The E-2Wheel Trolley is available in 1-piece, 2-piece, 4-piece, 10-piece and 20-piece packages. Visit the store for more styles of strut channel trolley Color : silvery ItemDisplayWeight : 0.71 pounds ItemName : Fuperoo 2Wheel Trolley Assembly Rollers.Bearing Trolley Assembly.The top of The Trolley has Room for Set Screws, Allowing The use of a 1-5/8" high Strut Channel to Save on Construction Costs. ItemPackageDimensions_Height : 11.2014 centimeters ItemPackageDimensions_Length : 5.4102 centimeters ItemPackageDimensions_Width : 7.6962 centimeters ItemTypeKeyword : beam-trolleys Manufacturer : Fuperoo Material : Alloy steel ModelNumber : TWO hole 2 Wheel Trolley Assembly 2pcs NumberOfBoxes : 1 PartNumber : P1-2 ProductDescription : 1:Trolley material: Q235 alloy steel (after carburizing process, hardness 30±3HRC super wear resistance, while the internal still maintain a high toughness)2:Bearing type:SKF6200-RS1 (using first-class rubber ring sealed bearings, load-bearing capacity and life is more than 1.5 times that of steel ring bearings, the price is twice that of steel ring bearings) 3: The pin shaft for mounting the bearing: pin shaft is solid alloy steel pin shaft. 50 tons of press to pin shaft extrusion into the bearing inside, and bearing perfect combination, very strong, you do not need to worry about it will fall off (refused to use no safety hollow iron pin) after each pin shaft and bearing combination we will check it, to ensure that it is comfortable.To ensure smooth rolling of the bearing4: surface treatment process: cold galvanizing (to protect the steel from corrosion, anti-corrosion more effective and thorough;)5:You can use three strut channe and four Roller Trolley in conjunction to achieve the movement of the electric hoist in any direction.6:Don't worry about the Strut Channels mounting screws affecting the Roller Trolley's sliding back and forth .Roller Trolley Has a Height of 7mm(0.2756in) in the Center Space, so You can Choose a set Screw of 7mm(0.2756in) or Less When Installing the Strut Channel, Which Will not Obstruct the Back and Forth Sliding of the Trolley. ProductSiteLaunchDate : 2023-10-18T07:34:48.344Z Style : E-2Wheel Trolley 2pcs SupplierDeclaredDgHzRegulation : not_applicable UnspscCode : 30000000