Loto-Lok Loto-Lok Ball Valve Lockout, VL-BV-50200TL, Polypropylene, 50-200MM, Red The Loto-Lok Ball Valve Lockout VL-BV-50200TL is a rugged safety device engineered to take the guesswork out of industrial energy isolation. Built from high-strength polypropylene, this lockout...