Square Tube Insert with Thread 20x20mm - M6 M8
Square Tube Insert with Thread 20x20mm - M6 M8 - 20x20mm (0.8-2.5)mm M6 is backordered and will ship as soon as it is back in stock.
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Delivery and Shipping
Delivery and Shipping
Standard Shipping - Tracking Included 1 to 2 business days
Free Delivery on orders over £50.00
Description
Description
Product Description
Square Tube Insert with Thread 20x20mm - Plastic End Cap
Square tube insert with threaded insert for 20x20mm square tubing.
Designed for a secure fit and clean finish, this plastic end cap is perfect for furniture, metal frames, and structural applications.
Made from durable plastic with a strong metal threaded insert, this square tubing insert allows easy installation of adjustable feet, furniture legs, or levelling glides.

Key Features
- Fits 20x20mm square tubes
- Thread sizes available: M6, M8
- Strong ribbed design for tight internal grip
- Integrated metal threaded insert for secure fixing
- Quick push-fit installation - no tools required
Benefits
- Allows height adjustment with levelling feet
- Protects against dust, dirt, and moisture
- Covers sharp edges to improve safety
- Enhances overall appearance
- Fast and easy installation
Applications
- Furniture legs (tables, chairs, desks)
- Metal frames and structures
- Gates, railings, and fencing
- Workshop and industrial equipment
- Exhibition and display systems
How to Measure
- Measure the external size of your square tube
- Insert the cap by gently pressing or tapping it into place
Important Information
The listed size refers to the external dimension of the tube.
Please ensure you measure the outside of your tube before purchasing.




