Our 4 Inch Stainless Steel Caster also come with Stainless Steel Zerk Grease Fittings for easy lubrication points and maintenance. Plate Size is an industry standard 4" x 4-1/2" overall size with a bolt hole pattern of 2-5/8" x 3/5/8" slotted to 3"x3".
Our Blue Solid Polyurethane Wheels are a Solid Cast Polyurethane Elastomer with a Durometer / Hardness Shore D 60 (+/-5). This Wheel comes with Stainless Steel 3/4" Roller Bearings with a Stainless 1/2" Spanner and tightened down with a Stainless Steel Zerk Axle and Lock Nut. Temperature range for the wheel is -50 degrees Fahrenheit to 180 degrees Fahrenheit. Each Caster can withstand up to 800 lbs weight capacity.The Swivel Raceways include Stainless Grease Fittings. S304 Stainless Steel - Blue Solid Polyurethane Wheel.
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