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.

The Hamilton TerraTech Ultra Press-on Polyurethane Wheel is engineered for industrial and commercial environments demanding high-load capacity and unparalleled durability. Its substantial 18-inch diameter, paired with a 7-inch width, accommodates a broad spectrum of equipment. The 8-inch hub is specifically crafted for enduring heavy-duty use, guaranteeing reliability and extended service life. Enhanced with a 1-1/2" sealed precision ball bearing, it ensures smooth and efficient wheel operation, elevating operational productivity. Ideal for sectors seeking dependable, high-caliber wheels.
Perfectly suited for a vast array of industrial applications, including material handling, manufacturing facilities, and heavy machinery mobilization.
Provides better stability and performance in heavy-duty applications.
Effectively distributes weight and improves balance.
Provides robust support to the wheel structure.
Ensures smooth motion and reduced friction.
Offers longevity and durability for extensive use.
Ensures easy installation and a secure fit to a variety of equipment.
Suitable for a wide range of applications.
Designed to operate with minimal upkeep, maximizing uptime.
Engineered for reliable performance, ensuring workplace safety.
Order processing
In stock. Orders placed before 12pm CT (Mon–Fri) typically ship the same or next business day from our Mansfield, TX warehouse.
Shipping method
Because of its size and weight, this item typically ships LTL freight on a pallet. Smaller add-on items may ship parcel. Freight cost is calculated by destination and shown before payment, or quoted for large orders.
Payment & procurement terms
New to CasterHQ? Open an account or request terms and send your resale or tax-exemption certificate before ordering so it is applied at checkout.
Volume pricing & quotes
Quantity discounts apply automatically — no codes needed. For large, recurring, or custom requirements, request a bulk quote and our team will confirm pricing, lead time, and total landed freight upfront.
Returns & warranty
Stock items carry a 30-day return policy in unused, resalable condition. Made-to-order and custom items are non-returnable once production starts. All products carry the manufacturer's warranty against defects.
Central & Southern U.S.: typically 1–2 business days
East & West Coasts: typically 2–3 business days
Remote areas and freight deliveries may take longer.
For pallet freight, scheduled releases, or blanket purchase orders, contact our team and we'll confirm total landed cost before you commit. Direct line: 844-439-4335.
Engineered for industrial strength and durability, the Hamilton TerraTech Ultra Wheel boasts an impressive load capacity of up to 11,200 lbs at 3 mph, making it a top choice for heavy-duty applications.
Not only is the Hamilton TerraTech Ultra Wheel a paragon of strength and durability, but it also excels in precision and efficiency. The sealed ball bearing ensures minimal friction and a smooth roll, ideal for precision-demanding environments. Its versatile design is perfect for a wide array of industrial and commercial applications.
Shipping Weight: 265 lbs, indicative of its robust build and quality.
For enterprises seeking a high-capacity, reliable wheel solution, the Hamilton TerraTech Ultra Wheel is an exceptional choice.
Explore our range of industrial wheels and casters for unparalleled performance and reliability.
This Hamilton W-1870-POYB-ULTRA-1-1/2 18" x 7" Polyurethane Wheel – 11200 lb is rated to 11200 lbs per wheel. Divide the total load across the number of wheels in your rig and keep working loads within about 75-80% of the rating for continuous use.
This is a Polyurethane wheel. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
18". Verify your axle diameter and hub/bore length against your existing wheel before ordering.
Yes. Most wheels can be paired with a swivel or rigid rig to build a complete caster. Tell us your mount and load and we will spec the rig - request it on our bulk pricing page.
Rated for -20°F to 180°F. Operating outside the rated range can shorten wheel life and reduce capacity.
We accept purchase orders and offer Net 30 on approved accounts, ACH, and all major cards, plus tax-exempt ordering with a resale or exemption certificate. Volume discounts apply automatically; request a bulk quote for large or recurring orders. Stock items carry a 30-day return policy in unused condition (made-to-order items are non-returnable once production starts).
$3,221.00
| Identification | |
| Brand | Hamilton |
| Dimensions & Mounting | |
| Wheel Diameter | 18" |
| Load & Performance | |
| Wheel Capacity | 11200 lbs |
| Temp Range | -20°F to 180°F |
| Materials & Finish | |
| Wheel Material | Polyurethane |
| Frame Material | Zinc Plated Steel |
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