40 x 40mm Square Box Section Inline Connector (1.5mm)

Product Description Achieve a clean and secure connection between square tubes with this internal inline connector, designed specifically for 40 x 40mm box section with a 1.5mm wall thickness. Made from durable polypropylene, this insert fits neatly inside the tube, creating a strong internal joint while maintaining a smooth external appearance. It also helps protect the inside of the tube from dust, moisture and debris. Ideal for both structural and decorative applications, this connector is widely used in furniture manufacturing, metal frameworks, shelving systems and gym equipment. Simple to install — just push the connector into the tube for a tight and reliable fit. Key Features Fits 40 x 40mm square box section Suitable for 1.5mm wall thickness Internal push-fit connector Durable polypropylene construction Clean black finish Supports up to 100kg static load Weather and moisture resistant Benefits Creates a strong internal connection between tubes Protects against dust, dirt and moisture Improves overall appearance of конструкции Helps prevent injuries from sharp edges Long-lasting and suitable for indoor & outdoor use Applications Furniture frames Shelving systems Gym and fitness equipment Retail displays Metal structures and DIY projects Specifications Product type: Inline connector insert Shape: Square Size: 40 x 40mm Wall thickness: 1.5mm Material: Polypropylene Colour: Black Installation: Push-fit (internal)