The 3M™ Dual Lock™ Reclosable Fastener SJ3870 is the easy and clear alternative to traditional fastening methods, such as screws, nuts, or bolts. It is designed to deliver a durable, reclosable fastening solution that can be opened and closed multiple times, bonding to a variety of substrates, including many plastics and low surface energy materials.Durable and secure, the 3M Dual Lock Reclosable Fastener SJ3870 has exceptional strength through its interlocking mushroom-shaped heads (250 stem density per square inch), providing up to 5X the tensile strength of typical hook-and-loop products. 3M Dual Lock Reclosable Fastener SJ3870 mates Type 170, Type 250 or Type 400 stem densities to provide different strength combinations. The strong fastener secures with an audible snap, verifying closure. With 3M Dual Lock Reclosable Fastener SJ3870, there is no need for any drilling, screwing or sewing tools which makes for quick installation.
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Other Details
250 stem density per square inch
An alternative to screws and bolts
and plastics such as acrylics
or Type 400 stem densities to provide different strength combinations
Strong fastener secures with an audible snap
this hidden fastener provides a snug fit and smooth aesthetic appearance
very conformable foam tape bonds well to a variety of substrates including metals
