These 25 × 25 mm square plastic threaded inserts are designed to fit neatly inside 25 × 25 mm square tubing, transforming it into a ready-threaded socket for M10 bolts — ideal for adjustable... Read Full Description
These 25 × 25 mm square plastic threaded inserts are designed to fit neatly inside 25 × 25 mm square tubing, transforming it into a ready-threaded socket for M10 bolts — ideal for adjustable feet, glides or threaded fittings. The inserts make it simple to add levelling feet or mounting hardware to metal frames, shelving, furniture or equipment without welding or complicated fabrication.
Made from durable plastic, they provide a clean, flush finish and secure thread engagement. Perfect for manufacturing shelving units, trolleys, display racks or any project using square tube that requires adjustable feet or threaded attachments.
Square 25 × 25 mm outer insert — fits standard 25 × 25 mm square tubing
Internal M10 thread — accepts our M10 adjustable feet or bolts for levelling / mounting
Durable plastic construction — lightweight, corrosion-resistant and easy to install
Provides a clean, professional finish and reusable female thread inside tube
Ideal for furniture frames, shelving units, trolleys, display stands and equipment bases
Insert Size (Tube): 25 × 25 mm (square tube)
Thread Size: M10 internal thread
Material: Plastic (tube insert body)
Use Case: Tube insert for adjustable feet, glides or threaded fittings
Shelving units, storage racks, shop fittings and display stands using 25 × 25 mm square tubing
Furniture or equipment bases needing adjustable feet or levelled mounting
Workshop benches, tool cabinets, modular metal frames
Retail display racks, office partitions, equipment stands
Light- to medium-duty trolleys or mobile units built from square tube
Ross Handling provides high-quality, easy-to-use tube inserts that make building modular frames simple and flexible. These 25 × 25 mm M10 plastic inserts let you add adjustable feet or threaded connections without welding — giving you a neat, functional and durable solution for furniture, shelving, trolleys or equipment frames.
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Black |
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M10 |
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1.0 - 2.0 |
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25 x 25 |
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For a more detailed view of our delivery charges please visit our UK Delivery & Returns or International Delivery & Returns page.
Please note that our standard shipping rates do not apply to tubing orders. Tubing has its own unique shipping rate, which is automatically calculated at checkout. We've tailored these rates to ensure the best possible delivery service for these items!
Please note final delivery cost is calculated at checkout based on order weight and destination.
| Delivery Option | Delivery Cost (£) |
|---|---|
| 2 Working Days Express Pack (for small orders) | £7.09 |
| 2 Working Days | From £9.13 |
| Next Working Day | From £10.66 |
| By 12 PM Next Working Day | From £16.83 |
| By 10:30 AM Next Working Day | From £23.46 |
| Saturday Delivery | From £17.85 |
| 3 Day Pallet Delivery (for large orders) | £100 |
Please note delivery costs for Northern Ireland, Highlands, and Islands vary based on location and order weight.
| Delivery Option | Delivery Cost (£) |
|---|---|
| Northern Ireland (2-3 working days) | From £16.32 |
| Scottish Highlands (2-3 working days) | From £19.38 |
| Isle of Man (2-3 working days) | From £19.38 |
| Channel Islands (2-3 working days) | From £19.38 |
Please note that the following postcodes in the Highlands and Islands of Scotland incur additional delivery charges due to their remote locations and the higher shipping costs associated with these areas.
Postcodes affected include:
AB31-AB56
FK17-FK21
HS1-HS9 (Outer Hebrides)
IV (Inverness and surrounding areas)
KA27-KA28 (Isle of Arran and Cumbrae)
KW (Kirkwall and Orkney)
PA20-PA78 (Argyll and Bute, Inner Hebrides)
PH15-PH50 (Perthshire and the Highlands)
ZE1-ZE3 (Shetland Islands)
These areas are subject to a delivery surcharge due to increased transportation costs and extended delivery times. We strive to keep our delivery charges as competitive as possible and appreciate your understanding when shipping to these regions.
For more information or to get a specific delivery quote, please contact our customer service team.
If you're not satisfied with your purchase, ordered the wrong size, or find the items unsuitable, return them within 28 days along with the delivery note and a brief explanation for a refund or exchange. Please contact us before returning items to ensure eligibility. Note that we cannot refund items damaged through use.
We recommend using a recorded and insured delivery method for returns, as we're not responsible for goods lost or damaged in transit. Keep proof of postage. Refunds typically do not cover original delivery costs, and returns of sack trucks, trolleys, and mobile steps may incur a restocking fee.
For full terms and conditions click here.