3M™ 3540 Dual Lock self-adhesive hook and loop fastener, a reclosable fastening system, can be a quick and easy replacement for traditional mechanical fasteners (e.g., screws, nails,rivets, and clips). 3M™ 3540 Dual Lock industrial hook and loop fastener /25 mm x 1 m Self-locking, self-adhesive industrial hook and loop fastener, designed to withstand extremely high loads. 40 heads/cm2. Excellent moisture resistance. Suitable for most metals and plastics. (Also for powder-coated surfaces, PE and PP) Excellent locking force. Important information! Dual Lock self-adhesive industrial hook and loop fastener is a single-sided hook and loop fastener, as the heads cling to each other, so 1 meter of Dual Lock can be counted as 50 cm of usable surface. Closing cycle: 1000, Color: black, Liner: white, Adhesive: rubber resin, Heat resistance: -30 °C to +70 °C