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Discover Premium Mobility with the R-EN2-4AZ Hamilton Endurance Dual Wheel Rigid Caster. Designed for high performance, this caster features not one but (2) 4" x 2" Aqualite Wheels – ensuring smooth, unparalleled movement across a range of terrains.
Every detail of the Hamilton Dual Wheel Caster speaks to its durability and craftsmanship:
Whether you're upgrading your industrial equipment or searching for a reliable mobility solution, the R-EN2-4AZ Hamilton Endurance Dual Wheel Rigid Caster is a top choice for professionals. Join the many who trust in the Hamilton brand for unmatched quality and performance.
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
Smaller orders ship parcel (UPS/FedEx Ground). Heavy or bulk quantities consolidate to LTL freight. The method and final cost are shown before payment, so there are no post-checkout adjustments.
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.
Welcome to the world of unparalleled mobility, brought to you by the trusted Hamilton brand. The Hamilton Endurance R-EN2-4AZ stands out in the realm of Dual Wheel Rigid Casters, embodying excellence and innovation in every detail.
When it comes to endurance, Hamilton's legacy is unparalleled. Our Dual Wheel Rigid Casters are crafted with corrosion-resistant Aqualite wheels that guarantee longevity. The durability of the construction ensures that you're making an investment that will stand the test of time, even in the most demanding environments.
Worried about the setup? The Hamilton Endurance R-EN2-4AZ is designed for a hassle-free installation experience. Plus, it's low maintenance needs mean you can spend more time doing what you love and less time on upkeep.
This Hamilton R-EN2-4AZ 4" x 2" Aqualite Rigid Dual Wheel Caster – 1000 lb is rated to 1000 lbs per caster. Size a set by dividing the total load by the number of casters, and for uneven floors assume 3 of 4 casters carry the load. Keep continuous-use loads within about 75-80% of the rating.
This caster runs a Polyolefin wheel with a 2" tread width. Polyurethane protects finished floors, rolls quietly, and resists most chemicals while carrying heavy loads.
This caster uses a top-plate mount. Measure your existing mounting holes before ordering; if you are replacing casters, match the bolt pattern - most standard patterns interchange across brands.
This is a Rigid caster. Rigid casters track straight for directional stability. For most mobile equipment we recommend 2 swivel + 2 rigid, or 4 swivel with at least 2 brakes.
Rated for -20°F to 180°F. Operating outside the rated range can reduce wheel life and load capacity, so match it to your environment (wash-down, freezer, oven-adjacent, etc.).
The Polyolefin wheel performs best on smooth to semi-smooth floors including sealed concrete, tile, and epoxy. For non-marking or clean-environment needs, ask us about matching tread options.
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).
Application guidance for load margin, wheel materials, and swivel construction. Confirm ratings against your duty cycle, floor, and temperature before final spec.
Start with total system weight (payload + structure + fixtures), divide by casters that actually share the load, and keep continuous working load per caster at or below roughly 75% of catalog capacity (~25% margin). Heavy-duty kingpinless frames are often used on uneven floors, docks, and towed trains where dynamic load transfer is common — do not assume perfect four-caster share. If impact, drop-offs, or shock loading is expected, treat the margin as a floor, not a stretch goal, and confirm capacity at the wheel diameter and tread you select on this PDP. Dynamic and side loads are separate from static catalog ratings; call out towing or AGV duty when you quote so we can sanity-check the configuration.
Stay with polyurethane when floors are relatively smooth, temperatures stay inside the PU service window, and you want floor protection plus rollability. Move to phenolic, glass-filled nylon, or other high-temp / high-hardness options when heat, certain chemicals, or very high point loads push past what standard PU can sustain. Kingpinless construction solves swivel durability under thrust; it does not raise the wheel’s temperature or chemical limit. Use the wheel material and temperature fields on this product (and sibling SKUs) to match the environment — heat duty and side-thrust duty are independent selection axes.
Kingpin swivels concentrate clamping and much of the axial stack through one pin. Towing hitches, AGV corrections, and side scrub introduce lateral and moment loads that work that pin and the race faces harder than hand-pushed carts. Typical early wear modes include kingpin stretch or hole elongation, race brinelling, and increasing swivel play. Kingpinless designs replace that single-pin stack with a machined or forged raceway that carries thrust through the race path, which is why they are the usual spec for powered towing and higher side-load industrial carts. Pair kingpinless swivels with a wheel and bearing package rated for the same duty — the swivel upgrade alone does not fix an undersized tread or bearing.
$101.00
| Identification | |
| Brand | Hamilton |
| Dimensions & Mounting | |
| Wheel Diameter | 4" |
| Wheel Tread Width | 2" |
| Mount Style | Plate |
| Rig Type | Rigid |
| Load & Performance | |
| Wheel Capacity | 1000 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Polyolefin |
| Frame Material | Zinc Plated Steel |
4" x 2" Polyurethane on Aluminum Dual Wheel Caster – 1,000 lb | CasterHQ
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4" x 2" Rigid Caster Yoke 4" x 4-1/2" Top Plate Zinc Plated | CasterHQ
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4" x 2" Poly on Aluminum Swivel Caster 4-1/2" x 6-1/4" Plate – 1,000 lb | CasterHQ
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View all 4″ x 2″ casters & wheels →
Your selection is highlighted. Every option shares its wheel size and mount; a Direct fit tag means the same mounting plate — a drop-in replacement. Step up or down in load rating within the same duty class, all in stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 800 lbsLighter duty | 4" × 2"Phenolic | Swivel | 5-5/8" | $29.00 | View → | |
| 800 lbsLighter duty | 4" × 2"Polyurethane | Rigid | 5-5/8" | $164.00 | View → | |
| 1000 lbs | 4" × 2"Polyolefin | Rigid | — | $101.00 | Viewing | |
| 1000 lbsSame capacity | 4" × 2"Polyurethane | — | 5-5/8" | $183.00 | View → | |
| 1000 lbsSame capacity | 4" × 2" | Rigid | 5-5/8" | $10.00 | View → |
