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.

Engineered for performance and precision, the MedCaster 4" x 1-1/4" Monotech Rubber Swivel Caster is an ideal choice for healthcare, retail, and office environments. Its Monotech rubber wheel offers exceptional floor protection and minimizes noise, making it perfect for quiet, clean settings.
The 1/2"-13 x 1-1/2" threaded stem ensures a snug and secure fit on chairs, store fixtures, and office equipment, while the single-wheel swivel design delivers excellent mobility and control. This caster combines ergonomic ease with long-lasting durability, helping reduce strain on both users and floors.
With a robust 225 lb capacity and integrated thread guard, this caster performs reliably in high-traffic and sensitive environments like laboratories, clinics, and pharmacies. Nylon components add strength and resistance to wear, supporting daily operations with minimal maintenance.
Elevate your equipment's performance with the MedCaster Monotech caster—designed for comfort, reliability, and lasting value across medical, retail, and commercial settings.
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.
The Faultless Medical 4" x 1-1/4" Monotech Rubber Swivel Caster is a high-performance mobility solution designed specifically for environments where cleanliness, quiet operation, and precise maneuverability are essential. Whether you're outfitting hospital carts, office chairs, or retail displays, this caster delivers unmatched reliability and ergonomic function.
Crafted with Monotech rubber, the wheel offers a non-marking surface that glides smoothly across delicate floors, reducing noise and eliminating the risk of surface damage. The integrated thread guard protects the wheel from fiber buildup and debris, ensuring long-term performance with minimal maintenance.
This model features a 1/2"-13 x 1-1/2" threaded stem, making it easy to install on a wide range of furniture and fixtures. Its compatibility with office equipment, store fixtures, and medical carts makes it a go-to choice for professionals seeking dependable mobility solutions.
From medical facilities and laboratories to retail settings and corporate offices, this caster supports applications requiring clean, controlled movement. Its lightweight yet durable construction supports up to 225 lbs, making it ideal for light to medium-duty tasks where stability and agility are essential.
The single-wheel swivel design offers 360° smooth rotation, helping reduce strain on users and improving maneuverability in tight spaces. Whether you’re navigating patient rooms or repositioning display units, this caster supports efficient, quiet, and fatigue-free mobility.
With decades of trusted performance behind its name, Faultless delivers mobility components built for precision, durability, and ease of use. Choose the Faultless Medical Monotech Caster to enhance your facility’s functionality while protecting your floors and improving your workflow.
This MedCaster 4" x 1-1/4" Monotech Swivel Caster – 225 lb is rated to 225 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 Nylon wheel with a 1-1/4" tread width. Nylon resists chemicals and moisture and carries high loads, which suits washdown and wet environments.
This caster uses a Threaded Stem mount (1/2"-13 x 1-1/2" stem). Stem casters press or thread into a socket - verify the stem diameter and length match your existing setup before ordering.
This is a Swivel caster. Swivel casters rotate 360 degrees for full maneuverability. 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 Nylon wheel performs best on smooth, hard industrial floors. For non-marking or clean-environment needs, ask us about matching tread options.
The overall height (floor to top of plate or stem) is 5.375". Account for it when checking equipment clearance, dock height, and ergonomic working height.
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).
$60.00
| Identification | |
| Brand | MedCaster |
| Dimensions & Mounting | |
| Wheel Diameter | 4" |
| Wheel Tread Width | 1-1/4" |
| Overall Height | 5.375" |
| Stem Size | 1/2"-13 x 1-1/2" |
| Mount Style | Threaded Stem |
| Rig Type | Swivel |
| Load & Performance | |
| Wheel Capacity | 225 lbs |
| Temp Range | -20°F to 180°F |
| Brake Type | No Brake |
| Materials & Finish | |
| Wheel Material | Nylon |
| Frame Material | Zinc Plated Steel |
4" Thermoplastic Rubber Swivel Caster – 250 lb | 1/2" Threaded Stem | CasterHQ
4" x 1-1/4" · 250 lbs
$17
4" x 1.25" Polyurethane Swivel Caster – 300 lb | 1/2" x 1.5" Stem | CasterHQ
4" x 1-1/4" · 300 lbs
$23
4" x 1.5" Polyurethane Swivel Caster – 300 lb | 1/2" x 1.5" Stem | CasterHQ
4" x 1-1/4" · 300 lbs
$23
View all 4′ x 1-1/4′ 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, all in-stock.
| Casters (in stock) | Load capacity | Wheel | Type | Overall height | Price | |
|---|---|---|---|---|---|---|
| 225 lbs | 4" × 1-1/4"Nylon | Swivel | 5.375" | $60.00 | Viewing | |
| 250 lbsHeavier duty | 4" × 1-1/4"Gray Rubber | Swivel | 5-1/8" | $17.00 | View → | |
| 300 lbsHeavier duty | 4" × 1-1/4"Polyurethane | Swivel | 5-1/8" | $23.00 | View → | |
| 300 lbsHeavier duty | 4" × 1-1/4"Polyurethane | Swivel | 5-1/8" | $23.00 | View → | |
| 300 lbsHeavier duty | 4" × 1-1/4"Polyurethane | Swivel | 5-1/8" | $23.00 | View → |





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