[Product Information]

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• One size fits all coupler types
• Dual ratchet lock System
• Exclusive design provides 360 degrees of hardened steel protection
• Key hole cover keeps out dirt
• Rust proof hammer tone epoxy finish
• One size fits all (from 1-7/8"， 2"， to 2-5/15"， all coupler types)
• Key hole cover slides up to seal out dirt and grime

• Type A key which is a spring loaded， 7 pin， high security key. Resists attempted drill outs. Rugged and durable， the key will not bend or break.
• Huge 6 tooth， 3/8" dual ratchet locking system
• Hardened 5/8" 16mm steel shackle