Square End Caps

Square End Caps

Nelsons CNC square tube end caps are CNC-machined aluminum caps made to press-fit into square tube and extrusion ends. Choose square-edge or radius-edge profiles for a clean, permanent finish with no welding or adhesive required.

Also see Rectangle End Caps, Round End Caps, Aluminum End Caps, and Custom Size End Caps.

Need help choosing a fit? See square edge vs radius edge end caps and how to measure square tube for end caps.

  • Square End Cap - Square Edge Square End Cap - Square Edge

    Square End Cap - Square Edge

    Square End Cap - Square Edge
    From $2.60
    From $2.60
    Our end caps are made from aluminum and are available in a range of sizes (imperial and metric sizing available).
    Select your size
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  • Square End Cap - Radius Edge Square End Cap - Radius Edge

    Square End Cap - Radius Edge

    Square End Cap - Radius Edge
    From $2.70
    From $2.70
    Our end caps are made fro aluminum and are available in a range of sizes (imperial and metric sizing available).
    Select your size
    Value proposition message Value proposition message

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Square End Caps

Square End Caps

Three round aluminum end caps on a wooden surface

Round End Caps

Aluminum End Caps