3M™ Dual Lock™ Reclosable Fastener SJ3481 is a black polypropylene reclosable fastener with rigid strips and no adhesive. It has 400 stems per square inch, with an engaged thickness of 0.35 inches (8.9 mm).
Open and close fasteners hundreds of times
Attach Doors, Access Panels, Signs, Cushions, Headliners and Display Components.
General Industrial, Speciality Vehicles, Transportation, Military, Packaging, Medical, Point of Purchase Displays, Exhibits, Electronics, Construction, Furniture, Maintenance Repair and Operations (MRO).
Used extensively in the automotive industry and signs, display components and other frequently removed parts where high tensile strength is required