Blocking Bar Holder Product Type Blocking Bar Holder For Use With Circuit Breakers Includes Multi-Pole Configurations Single-Pole Configurations Color Yellow For Maximum Padlock Shackle Diameter 5/16 in For Voltage 480/600V AC Material Fiberglass Reinforced Nylon Maximum Number of Padlocks 8 Overall Height 0.8 in Resistance Properties Chemical Resistant Standards ANSI Z244 OSHA 29 CFR 1910.147 (C) (4) (ii) (A) (1) / (c) (5) (ii) (C) (1) Package Quantity 5