Master Lock 491B Grip Tight Circuit Breaker Lockout Device fits wide or tall breaker toggles typically found on hi-voltage/hi-amperage breakers.
• Effectively locks out circuit breakers with a simple thumb turn and then close clamping handle for a tight grip on the toggle.
• Device fits all American Lock & Master Lock safety padlocks and most lockout hasps for full lockout.
• Durable construction stands up in harsh environments and compact design is easy to carry and store.
• Innovative patented Grip Tight design effectively locks out circuit breakers
• Adjust to breaker with simple thumb turn and then close clamping handle for a tight grip on the toggle
• Great strength with universal fit
• Compact lockout device is easy to carry and easy to store