Up to 350 lbs
Up to 7,000 lbs
Up to 16,000 lbs
Up to 40,000 lbs
Shock absorbing
Outdoor / rough terrain
View All Specialty Casters
Browse all specialty caster types
All measurements indicate the wheel diameter by the tread width.
The below capacity ranges indicate the working (dynamic) load that each caster will support. A safety factor should be included in your formula to determine your required load rating per caster.
W/(C-1)=R W is total weight needed to move. C is total number of casters required. R is ideal load rating, with safety factor built in. Divide the total load weight by one less caster than you will use to safely determine load rating.
Plate dimensions shown are overall mounting plate size.
When replacing existing casters, select the closest plate size and verify bolt-hole compatibility.
BHP = Bolt Hole Pattern, shown under each plate.
Capacity shown is per caster (per wheel for wheels).
















Metal wheels in gray iron semi-steel, ductile steel and machined steel for heavy, hot and rough work. They give the highest ratings here but no floor protection.








| Family | Sizes here | Rated load | Listed temperature |
|---|---|---|---|
| Gray iron / semi-steel | 2-1/2 to 12 in | About 300 to 5,500 lb | Often about -45 to 600°F |
| Ductile iron | 3 to 12 in class | About 250 to 6,000 lb | Toward 800°F on many listings |
| Forged steel (HQ Made-in-USA) | 6 to 10 in common | About 1,400 to 10,000 lb | High-heat capable; check listing |
Product fields and titles [S1]. SEO band updated to include forged 10,000 lb class verified in titles.
Flat metal wheels roll on floors. V-groove wheels ride inverted angle-iron track. Track wheels live on cast iron V-groove track wheels.
Related: gray iron semi-steel · high temperature wheels · caster wheels · industrial casters
From about 250 lb on small gray iron to 10,000 lb on HQ forged steel wheels on this page.
Semi-steel covers many plant loads and about 600°F service at a lower cost. Forged steel is the step for higher capacity and severe impact.
They can mark and wear finished floors. Use polyurethane or TPR on coated or decorative floors.
About 2-1/2 to 12 in across the metal families on this page.
Jordan Wilson, CasterHQ · reviewed October 26, 2026 · 844-439-4335 · info@casterhq.com
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