Check the listing for details. BRADY 50924 Lockout Valve Base,Fits Handle Size 1 3NRN6. Condition: New. Listed at 85.41 USD. Lockout Valve Base, Blocking Arm Height Not Applicable, For Maximum Padlock Shackle Diameter 39/100 in, Maximum Number of Padlocks 2, Product Type Universal Valve Lockout, Vertical Arm Material Fiberglass Reinforced Nylon, Includes Valve Lockout, Blocking Arm Length Not Applicable, For Handle Type Large Levers, T-Handle, For Maximum Handle Thickness 0.6 in, For Maximum Handle Width 1 in, For Valve Type Universal, Horizontal Arm Material Fiberglass Reinforced Nylon, Lockout Color Red This universal valve body clamp is designed for locking out all types of standard valves. When used with the cable and blocking arm, available separately, it can be used to lock out large levers, T-handles and hard-to-secure mechanical devices. The open-ended clamp design also fits over closed rings and wide ha.