METRO Inserts

Insert sets:

• Strong - 4 inserts designed to hold a total of 16 magnets (1/4"x1/8")
• Hybrid - 4 inserts designed to hold a total of 8 (1/4"x1/8") and 8 (3/16"x1/8") magnets
• Medium - 4 inserts designed to hold 16 magnets (3/16"x1/8")