3M Dual Lock™ Fasteners
Fastens heavy items creating a more permanent bond.
- Rigid plastic stems interlock for hundreds of closures.
- Aggressive adhesive backing.
- Type 170 stem density mates to types 250 or 400 but not to itself.
- Type 250 stem density mates to types 170, 250 (itself) or 400.
- Type 400 stem density mates to types 170 or 250 but not to itself.
- Rubber Adhesive - Indoor use up to 120° F.
- Acrylic Adhesive - Outdoor use up to 200° F.
- Low Profile - Flexible and invisible for use up to 158° F.