When searching for a reliable and durable solution for new applications or as a replacement wheel for casters and dollies, consider Service Caster’s Semi Steel Cast Iron wheels. With a roller bearing with 3/4" bore for axle, semi-steel cast iron wheels offer a long lasting, high capacity option capable of rolling easily under heavy loads. Semi steel cast iron based wheels have machined hubs and wheel faces. An economic choice over steel, semi-steel cast iron wheels provide rugged abrasion resistant service. Performs in temperatures up to 600 ° F. Service Caster is unsurpassed in quality, reliability, and excellent customer support. Count on us to move you forward. About Service Caster For over 30 years, Service Caster has been 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. 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. Semi Steel Cast Iron Wheel Semi Steel Cast Iron wheels are great for new applications or as a replacement wheel for casters and dollies. Service Caster’s Semi Steel Cast Iron wheels offer a long lasting, high capacity option capable of rolling easily under heavy loads. An economic choice over steel, semi-steel cast iron wheels provide rugged abrasion resistant service and performs in temperatures up to 600 degrees Fahrenheit. Service Caster’s Semi Steel Cast Iron wheels will keep Moving You Forward. Service Caster’s Semi Steel Cast Iron wheels come in four sizes – 6" x 3", 8” x 3", 10” x 3", and 12” x 3". Weight capacity ranges from 2500 lbs. on the 6" wheel, 2500 lbs. on the 8”, 2500 lbs. on the 10”, and 2500 lbs. on the 12”. All wheel sizes have a 3/4" axle bore and a 3-1/2" hub length. When the spanner bushing is removed, all wheel sizes can be used on a 1" axle. 1.25 Inch Wide Wheel Only 1.50 Inch Wide Wheel Only 2 Inch Wide Wheel Only 3 Inch Wide Wheel Only Pneumatic Wheel Only Add to Cart Add to Cart Add to Cart Add to Cart Add to Cart Customer Reviews 4.4 out of 5 stars 320 4.5 out of 5 stars 105 4.5 out of 5 stars 422 4.6 out of 5 stars 52 4.4 out of 5 stars 233 Price $20.37$20.37 $24.72$24.72 $25.48$25.48 $53.98$53.98 $40.00$40.00 Wheel Capacities 175lbs., 200lbs., 210lbs., 250lbs., 275lbs., 285lbs., 300lbs., 350lbs., 400lbs., 500lbs., 600lbs. and 700lbs. 400lbs., 600lbs. and 800lbs. 300lbs., 350lbs., 400lbs., 450lbs., 500lbs., 550lbs., 600lbs., 650lbs., 700lbs., 750lbs., 800lbs., 900lbs., 1000lbs., 1100lbs., 1200lbs., 1250lbs. and 1400lbs. 2000lbs., 2500lbs., 2900lbs., 3000lbs., 3500lbs., 5000lbs. and 7500lbs. 250lbs., 300lbs., 330lbs. and 450lbs. Wheel Sizes 3” x 1.25", 3.5” x 1.25", 4” x 1.25", 5” x 1.25", and 6” x 1.25" 3" x 1-1/2", 3-1/4" x 1-1/2", 4" x 1-1/2", 5" x 1-1/2" and 6" x 1-1/2" 3-1/4" x 2", 4" x 2", 5" x 2", 6" x 2" and 8" x 2" 6" x 3", 8" x 3", 10" x 3" and 12" x 3" 6" x 2", 8" x 2.5" (2.80/2.50-4), 10" x 3.5" (4.10/3.50-4) and 12" x 3.5" (4.10/3.50-6) Bore Sizes 3/8" and 1/2" 3/8", 1/2", 5/8" and 3/4" 1/2", 5/8" and 3/4" 3/4", 1" and 1-1/4" 1/2", 5/8" and 3/4" Wheel Materials Hard Rubber, High Temp Phenolic, Nylon, Phenolic, Polyurethane, Semi Steel Cast Iron, Soft Rubber, Solid Polyurethane and Thermoplastic Rubber High Temperature Phenolic, Phenolic, Semi Steel Cast Iron and Semi Steel Cast Iron High Temperature Phenolic, Phenolic, Polyolefin, Polyurethane Tread on Aluminum Core, Rubber Tread on Aluminum Core, Rubber Tread on Semi Steel Cast Iron Core, Semi Steel Cast Iron and Thermoplastic Rubber Tread on Polyolefin Core High Temperature Phenolic, Phenolic, Polyurethane Tread on Semi Steel Cast Iron Core and Semi Steel Cast Iron Black Pneumatic Tread on Silver Metal Core, Black Pneumatic Tread on White Metal Core and Gray Pneumatic Tread on Silver Metal Core