3M Dual Lock SJ3542-6X50 ~ Reclosable Fastener SJ3542 (6 Inch x 50 Yards)3M Dual Lock Reclosable Fastener SJ3542, 6 in x 50 yd (9. 1 cm x 45. 7 m) The 3M Dual Lock Reclosable Fastener SJ3542 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 (which can be opened and closed multiple times) which bonds to a variety of substrates including many plastics and low surface energy materials. Part # 7010312616 Sold in