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.