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.
Custom made to order. All sales final.
Each Hamilton product is custom manufactured for your order (lead time is shown on each product page). Please confirm all specs before checkout, since made-to-order items aren't eligible for returns, exchanges or refunds. Need help? Call 844-439-4335 or email info@casterhq.com and we'll verify fit for you.
























| Tread | Core | Wheel sizes | Rated per caster | Listed temperature | Where it fits |
|---|---|---|---|---|---|
| Polyurethane | Steel and Cast iron | 9 to 18 in | 3,600 to 15,000 lb | -70°F to 175°F | quiet, floor-friendly and long wearing |
| Rubber | Steel | 9 to 18 in | 2,600 to 9,600 lb | 0°F to 175°F | cushioned and quiet on finished floors |
Ratings are for single casters of Hamilton Speed series casters, from product fields [S1].
| Wheel | Treads | Rated |
|---|---|---|
| 9 x 5 in | polyurethane and rubber | 2,600 to 6,000 lb |
| 10 x 5 in | polyurethane and rubber | 2,700 to 6,000 lb |
| 12 x 5-1/2 in | polyurethane and rubber | 3,700 to 10,400 lb |
| 13 x 5-1/2 in | polyurethane and rubber | 4,000 to 11,300 lb |
| 15 x 9 in | polyurethane and rubber | 7,500 to 11,800 lb |
| 16 x 5 in | polyurethane and rubber | 8,400 to 11,700 lb |
| 16 x 7 in | polyurethane and rubber | 6,200 to 9,800 lb |
| 18 x 9 in | polyurethane and rubber | 9,600 to 15,000 lb |
Related to Hamilton Speed series casters: industrial casters.
Single Hamilton Speed series casters are rated 2,600 to 15,000 lb; most fall between 4,800 and 9,600 lb.
Most Hamilton Speed series casters use 8-1/2 x 8-1/2 in. Other plates on Hamilton Speed series casters: 5-1/4 x 7-1/4 in.
Polyurethane leads on Hamilton Speed series casters, rated 3,600 to 15,000 lb per caster. Among Hamilton Speed series casters, rubber is next at 2,600 to 9,600 lb.
Jordan Wilson, CasterHQ · reviewed October 20, 2026 · 844-439-4335 · info@casterhq.com
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