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.

Move materials with confidence using our premium 1-1/2" stainless steel flange mounted ball transfer units. Built to endure heavy-duty applications, these units provide exceptional corrosion resistance and long-lasting durability.
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.
Ball transfer units are a versatile and essential component for many industrial applications. Here are some of the common applications for ball transfer units:
Got questions about ball transfer units and their applications? Our product specialists are here weekdays 8 am - 5 pm to assist you. Let us help you choose the ideal ball transfer units for your specific needs!
This Hudson Bearing 1-1/2" Stainless Steel Ball Transfer Unit – Flange Mounted is rated to 250 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 uses a Bolt-Flange mount. Stem casters press or thread into a socket - verify the stem diameter and length match your existing setup before ordering.
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).
$26.00
| Identification | |
| Brand | Hudson Bearings |
| Dimensions & Mounting | |
| Wheel Diameter | 1-1/2" |
| Mount Style | Bolt-Flange |
| Load & Performance | |
| Weight Capacity Per Caster (lbs) | 250 |
| Wheel Capacity | 250 lbs |
| Materials & Finish | |
| Frame Material | Zinc Plated Steel |
Hudson Bearings 1-1/2" Carbon Steel Ball Transfer Unit – 250 lb | CasterHQ
1-1/2" · 250 lbs
$14
Hudson Bearing 1-1/2" Nylon Ball Transfer Unit – 250 lb | CasterHQ
1-1/2" · 250 lbs
$16
Hudson Bearing NFSBT 1-1/2 CS 1-1/2" Nylon Ball Transfer Unit – 200 lb | CasterHQ
1-1/2" · 200 lbs
$57
View all ball transfers & ball transfer bearings →
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, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 200 lbsLighter duty | 1-1/2"Nylon | — | — | $57.00 | View → | |
| 250 lbs | 1-1/2" | — | — | $26.00 | Viewing | |
| 250 lbsSame capacity | 1-1/2" | — | — | $14.00 | View → | |
| 250 lbsSame capacity | 1-1/2"Nylon | — | — | $16.00 | View → |




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