3M Dual Lock Reclosable Fastener SJ3552, Black, 1 in x 50 yd, Type 170
- Black, interlocking mushroom-shaped heads (170 stem density per square inch) provide strong, reliable and durable fastening that can be opened and closed multiple times.
- Mates with Type 250 and Type 400 stem densities to provide different strength combinations.
- White, acrylic, conformable foam tape bonds well to a variety of substrates including metals and plastics such as acrylics, polycarbonate and ABS.
- Strong fastener secures with an audible snap, verifying closure.
- An alternative to screws and bolts, this hidden fastener provides a snug fit and smooth aesthetic appearance.
- Features good temperature resistance of 200ºF/93ºC.