The Master Lock Nylon Ball Valve Lockout No.477:

• Single-piece design is easy to apply
• Assures the best fit every time
• Fits all major brands of ball valves
• Forms a triangular wedge to the pipe so that the handle cannot be turned open, when properly applied. Complete the lockout with Master Lock safety padlock
• Red lockout color identifies the safety lockout application
• Cost-effective standard products