Product Details: MLS3921-Butterfly Valve Lockout kit, Device w/ 3-foot Cable Lockout. MLS3920-Butterfly Valve Lockout, Device Only. Fits vitually all Butterfly Valves. Constructed from tough, lightweight thermoplastic; withstands temp and extreme environments.
Outward/Inward Rotation Allows for Easier Installation & Storage. Surrounds the valve operating handle to protect against accidental valve opening. Each size rotates into itself to fit effectively into safety took boxes. Each size nests within the next larger size to save space in storage. Up to 4 workers can apply their personal safety locks. Red Lockout color identifies the safety lockout application.