3M Fastener SJ3419FR Hook Flame Resistant Silver 1 in x 50 yd 0.15 in engaged thickness 12 rolls per case

3M(TM) Fastener SJ3418FR is a flame resistant, no adhesive, nylon, woven hook reclosable fastener, 0.15 in engaged thickness, temperature resistant to 250 degrees F and meets F.A.R.25.853 paragraph (a)(1)(i) 60 second vertical burn test. Mates with SJ3418FR