คุณลักษณะ

• Holds the opening and is used for connecting chains and ropes. The spring forces the opening back.
• Coupling fittings used for ships, civil engineering, construction, machinery, etc.
• Do not use in excess of the indicated load.
• Do not use the product under extreme shock or twisted condition as the strength will decrease.
• Do not use worn or deformed items.
• Tighten and install securely.
• Do not use as a lifeline.
• Do not use for pets such as dogs.
• Please use the special product for safety.