3M™ Dual Lock™ Reclosable Fastener SJ3290 is a polypropylene reclosable fastener with an 18 mm x 25.4 mm, rectangular base with extended edges that slides into a channel of precise dimension. It is lined with polyolefin mushroom stems of density 400 per square inch, which offer great strength and can be paired with other stem densities for varying levels of strength.
3M™ Dual Lock™ Reclosable Fastener SJ3290 is a black, polypropylene reclosable fastener with an 18 mm x 25.4 mm, slide-in, rectangular base and has a stem density of 400 stems per square inch. This product overcomes the often difficult alignment and installation problems of screws and hidden fasteners, offering simple installation with no additional tools required. 3M™ Dual Lock™ Reclosable Fasteners are positive-locking, blind fasteners designed for attaching automotive trim components. The products feature mushroom-shaped polyolefin stems that snap together, forming a high tensile closure. 3M™ Dual Lock™ Reclosable Fasteners are used primarily to secure rigid and semi-rigid surfaces such as trim or door panels, instrument panel bezels, headliners, and other automotive interior and exterior trim.