16mm x 16mm Square Tube Insert (For 12-14.4mm Tube) 0.8-2.5mm Wall | Black LDPE

Product code: SQ011
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16mm x 16mm Square Tube Insert (For 12-14.4mm Tube) 0.8-2.5mm Wall | Black LDPE
16mm x 16mm Square Tube Insert (For 12-14.4mm Tube) 0.8-2.5mm Wall | Black LDPE
16mm x 16mm Square Tube Insert (For 12-14.4mm Tube) 0.8-2.5mm Wall | Black LDPE
16mm x 16mm Square Tube Insert (For 12-14.4mm Tube) 0.8-2.5mm Wall | Black LDPE
Quantity
Unit Price
(ex. VAT)
Unit Price
(inc. VAT)
1 - 499 £0.49 £0.59
500 - 999 £0.39 £0.47
1000 - 1999 £0.33 £0.40
2000 - 3499 £0.25 £0.30
3500 - 4999 £0.19 £0.23
5000 + £0.12 £0.14
£0.59 / each
Quantity:


Product Specification
Outside Diameter 16mm x 16mm
Wall Thickness 0.8 - 2.5mm
To Fit Tube Size 12.0-14.4mm
Colour Black
Head Height 5mm
Insert Length 11.5mm
Material LDPE

Next Day or Standard Delivery available via DHL or Royal Mail.
Order by 4pm (UK) for same day dispatch, Monday to Thursday or 2pm Friday.

Larger Order?

Call our sales team on

01233 713581


Frequently Bought Together

Total Price: £0.00

16mm x 16mm Square Tube Insert - 0.8 to 2.5mm Wall - Black LDPE

The SQ011 is a 16mm x 16mm black LDPE square tube insert with a 5mm head height and 11.5mm insert length. The 16mm square hollow section is one of the most widely used sizes in UK furniture and light structural fabrication - chair legs, retail display shelving, signal post bases and lightweight modular framing all commonly use 16mm SHS. The broad wall thickness range of 0.8 to 2.5mm makes this insert highly versatile, covering everything from fine-walled furniture tube to heavier structural sections. The push-fit ribbed design locks in without tools and the 5mm head creates a clean, visible collar at the tube end. LDPE will not rust, corrode or crack in typical indoor or sheltered outdoor environments.

Common Applications

  • 16mm chair legs, stools and furniture frame tube ends
  • Retail display shelving and commercial fixture capping
  • Lightweight modular framing and signal post base finishing
  • General-purpose 16mm SHS hollow section box section end caps

16mm x 16mm Square Tube Insert Dimensions

  • Outside Diameter: 16mm x 16mm
  • Wall Thickness: 0.8 - 2.5mm
  • To Fit Tube Size: 12.0-14.4mm
  • Head Height: 5mm
  • Insert Length: 11.5mm
  • Material: LDPE (Low-Density Polyethylene)
  • Colour: Black
  • Fitting: Push Fit
  • Design: Ribbed walls for secure grip across multiple wall thicknesses

View our full square tube insert range or browse our complete tube insert collection.

Need help or buying in bulk?

For technical advice or volume pricing, call our team on 01233 713581.

Please call for any enquiries!
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Fri 8.30 am - 3.30 pm
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