Listing is for a set of four (4) Service Caster Series #20 swivel casters, four (4) swivel casters with 3″ diameter by 1-1/4″ wide semi steel cast iron wheels. Supports a total weight of 1,200lbs (300lbs/per caster). 3 Inch Semi Steel Cast Iron Wheel Swivel Top Plate Caster Set Service Caster. When searching for a reliable and durable solution to your caster needs, consider Service Caster’s Series 20 roller bearing semi-steel cast iron casters. The zinc plated finish provides durability under any condition, while the semi-steel wheels are abrasion resistant and rugged, maintaining effortless rolling under heavier loads, and provides a cost-effective solution over steel wheels. The roller bearing is capable of carrying greater loads while also providing smoother rolling motion. It has a split outer race shell into which the roller assembly is inserted. Combination seal/thrust retainer washers protect the bearing from dirt, water, and chemicals. They also help absorb thrust friction (Note: roller bearing must be used with hardened spanner bushing or hardened shaft). Mounting options include top plate, bolt hole and standard and metric threaded stem sizes. Service Caster is unsurpassed in quality, reliability, and excellent customer service. Count on us to move you forward. These Service Caster Series #20 Semi Steel Cast Iron casters offer various wheel sizes and mounting heights: 3″ Wheel: 4-1/8″ mounting height; 4″ Wheel: 5-1/8″ mounting height; 5″ Wheel: 6-1/8″ mounting height. Weight Capacity: 3″, 4″, and 5:300 lbs Capacity/Caster. Top plate measures at 4″ x 4-1/2″ with a bolt hole pattern of 2-5/8″ x 3-5/8″ to 3″ x 3″ and can either be bolted or welded on. Brake options include a top lock brake (TLB). The top lock brake (TLB) places a positive locking force against the wheel tread locking the wheel only. Find other wheel materials, sizes and all Service Caster products at our Amazon Storefront. Since its incorporation in 1993, Service Caster Corporation has become one of the largest caster and wheel companies in North America. We design, manufacture, assemble, and distribute casters worldwide from our location in West Reading, Pennsylvania. The Service Caster sales staff has over 100 years combined experience. We take pride in every product we make and will stand by you- our customer- every step of the way. Trust us to assist you with selecting, designing, and integrating casters into your application. Choose from a wide range of casters and wheels designed for light to extra heavy duty use from our extensive catalog of over 200 brands, including the Service Caster brand. This item is in the category “Business & Industrial\Material Handling\Casters & Wheels\Casters”. The seller is “servicecaster” and is located in this country: US. This item can be shipped to United States.

• Brand: Service Caster
• MPN: SCC-20S315-SSR-TP3-4
• Model: Series #20
• Bearings: Roller Bearing
• Bolt Hole Pattern: 2-5/8\
• Bolt Size: 3/8\
• Capacity: 1200
• Color: 4 Swivel – No Brakes – Silver
• Heat Capacity: -45 degrees F to 600 degrees F
• Maximum Temperature: 600
• Mounting Height: 4-1/8\
• Mounting Type: Top Plate
• Plating/Coating: Bright Zinc Plated Finish
• Top Plate Size: 4\
• Tread Width: 1.5
• Type: (4) Swivel casters
• Wheel Bearing: Roller Bearing
• Wheel Diameter: 3
• Wheel Material: Semi Steel Cast Iron
• Wheel Size: 3\
• Wheel Type: Semi Steel Cast Iron
• UPC: 734005069853