7100304923

3M™ Dual Lock™ Reclosable Fastener SJ3550CF, Black, 1 1/2 in x 50 yd, Type 250, 2 Rolls/Case. 3M™ Dual Lock™ Reclosable Fastener SJ3550CF is the convenient alternative to traditional fastening methods, such as screws, nuts or bolts. It is designed to deliver a durable, reclosable fastening solution which bonds to a variety of substrates including metals, glass and plastics such as acrylics, polycarbonate and ABS. This fastener gives the adhesive a black appearance.