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3" Thermo Rubber Swivel Caster – 3/8" Threaded Stem | CasterHQ

Wheel
3" x 7/8"
Capacity
90 lbs
Overall Height
3-5/8"
Mount
Threaded Stem
In Stock · Ships 1-2 Business Days
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Volume pricing: 50+ saves 5% · 100+ saves 10% · 200+ saves 15% · fleet orders: request custom pricing

PO Net 30 ACH Tax-Exempt VISA AMEX DISCOVER
Business Purchasing
  • Purchase orders accepted for approved accounts
  • Net 30 terms for qualified businesses
  • ACH, credit card, and tax-exempt ordering
  • Bulk and contract pricing on fleet quantities
Jordan W., Founder Bob C., Director of Sales
Not sure this is the right spec? Jordan (Founder) and Bob (45+ years in casters) review applications before you order.
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Product Overview
At a glance
Load capacity90 lbs
Wheel3" × 7/8" Gray Rubber
MountThreaded Stem
TypeSwivel
Overall height3-5/8"
Temperature-20°F to 180°F

Universal Steel Wire Post Shelving Caster Set | 3" Thermo Rubber Wheel | 3/8" Threaded Stem


CasterHQ'S Wire Shelving Caster Set is a Universal Replacement for Wire Post Shelving Casters and most Wire Racking systems including Metro Shelving, Uline Shelving, Global Industrial Shelving, Eagle Wire Shelving, and many more brands. You can upgrade your static wire racks with our high quality 3/8" Threaded Stem Casters or replace your old Wire Casters with a high quality Replacement.

Most wire shelving legs have a inner diameter tubing of .845" - 0.846 on one end and also have a 3/8" Threaded Leveler on the other end which yo can remove and install these 3/8" Threaded Stem Casters to convert your stationary shelving and racks to a mobile version allowing versatility and mobility for all of your shelving and rack needs.

These are usually universal and should fit all of the popular wire shelving but you should still measure your inner diameter of the leg / tubing before ordering.
FITS:
METRO SHELVING RACKS
  • QUANTUM STORAGE SYSTEMS WIRE SHELVING
  • ULINE WIRE SHELVING
  • HOME DEPOT WIRE SHELVING
  • LOWES WIRE SHELVING
  • ULINE WIRE RACKS
  • GLOBAL INDUSTRIAL WIRE RACK
  • SEVILLE CLASSICS WIRE RACK
  • THE SHELVING STORE WIRE SHELVING
  • AND MANY MORE BRANDS!
  • INCLUDES:
    • 4 Swivel Casters - No Brakes

    Key Features
    • Highest Quality 3/8" Stem Post Casters for Wire Shelving
    • 4 Swivel Casters
    Ordering & Shipping Information

    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

    Purchase orders — accepted from approved accounts
    Net 30 terms — available on approved credit
    ACH & all major cards — Visa, MC, Amex, Discover
    Tax-exempt — submit your resale/exemption certificate

    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.

    Typical transit times after shipment

    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.

    Need an exact freight quote or blanket PO?

    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.

    Frequently Asked Questions

    What is the load capacity of this caster?+

    This 3" Thermo Rubber Swivel Caster – 3/8" Threaded Stem is rated to 90 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.

    What wheel does this caster use?+

    This caster runs a Gray Rubber wheel with a 7/8" tread width. Rubber absorbs shock and protects floors, and runs quietly, which suits noise-sensitive and light-to-medium duty use.

    How does this caster mount to my equipment?+

    This caster uses a Threaded Stem mount. Stem casters press or thread into a socket - verify the stem diameter and length match your existing setup before ordering.

    Is this a swivel or rigid caster, and how does the brake work?+

    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.

    What temperature range can this caster handle?+

    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.).

    What floors and applications is it best for?+

    The Gray Rubber wheel performs best on rough, uneven, or outdoor surfaces such as asphalt, gravel, and cracked concrete. For non-marking or clean-environment needs, ask us about matching tread options.

    What is the overall mounted height?+

    The overall height (floor to top of plate or stem) is 3-5/8". Account for it when checking equipment clearance, dock height, and ergonomic working height.

    How do I order, and what are the terms?+

    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
    3" Thermo Rubber Swivel Caster – 3/8" Threaded Stem | CasterHQ

    $42.00

    Technical Specifications

    Dimensions & Mounting
    Wheel Diameter 3"
    Wheel Tread Width 7/8"
    Overall Height 3-5/8"
    Mount Style Threaded Stem
    Rig Type Swivel
    Load & Performance
    Wheel Capacity 90 lbs
    Temp Range -20°F to 180°F
    Brake Type No Brake
    Materials & Finish
    Wheel Material Gray Rubber
    Wheel Core Material Polyolefin
    Frame Material Zinc Plated Steel
    Reference Dimensions
    Threaded Stem STEM DIA x LENGTH 3-5/8" OVERALL HEIGHT 3" x 7/8" WHEEL DIA x W
    Overall Height3-5/8"
    Wheel3" x 7/8"
    Wheel MaterialGray Rubber
    Illustrative stem profile drawn to this item's proportions — dimensions are manufacturer specification values. Confirm against the technical table before ordering.
    Will This Caster Handle Your Load?
    Enter your loaded weight — we derate to 3 effective casters on a 4-caster rig, per industry practice for uneven floors.
    Rated capacity: 90 lbs per caster. For dynamic loads, towing, or debris-strewn floors, apply additional safety factor · full engineering tools →

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