Add to Wish List Quick view BAC #: DUALLOCK 3M Dual Lock 1" Black 400 Stems In Stock 3M 3M SJ3551 Black, polypropylene reclosable fastener with white acrylic adhesive on a clear polyethylene film liner with red 3M logo, 1" wide, black. 400 stems. Mates to type 170 or 250. MSRP: Now: $12.99 - $557.10 Was: View Price Breaks