3M SJ3870 Dual Lock Fastener, 25mm x 41m roll.

The New SJ3870 Dual Lock is a modified fastener with VHB acrylic adhesive on the back of a black polypropylene reclosable fastener. 250 stems per square inch. .24 inch engaged thickness. Closure life 1,000.

25mm x 41m roll. Self Mating.

Roll yields a dual mating length of 20.5m.