3M™ Dual Lock™ Reclosable Fastener SJ3871
Product Description
3M™ Dual Lock™ Reclosable Fastener SJ3871 combines a black polypropylene reclosable fastener with a modified acrylic adhesive to provide a strong, versatile fastening solution for indoor and outdoor applications. With a slim 0.24-inch engaged thickness and long service life, it is designed for applications requiring repeated access, repositioning and reliable attachment.
Strong, Reusable and Easy to Install
3M™ Dual Lock™ SJ3871 can be opened and closed repeatedly—up to 1,000 times before reaching 50% of its original strength—making it ideal for applications that require frequent access or repositioning. The fastener features interlocking mushroom-shaped heads that slide easily together, allowing components to be positioned before being securely snapped into place. Once engaged, the fasteners remain concealed between the mating surfaces, helping create a smooth, clean and uninterrupted appearance.
- Clear, interlocking mushroom-shaped heads (400 stem density per square inch) provide strong, reliable and durable fastening that can be opened and closed multiple times
- Mates with Type 170 and Type 250 stem densities to provide different strength combinations
- Clear, acrylic, tape bonds well to a variety of substrates including metals, glass and plastics such as acrylics, polycarbonate and ABS
- An alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance