BREAKER BLOCKER Breaker Blocker Blocking Bar and Mounting Lockout Kit with Two Mounting Rails, Red and Green Blocking Bars and Alcohol Wipes. Brand Name: Brady®. Sub Brand: BREAKER BLOCKER. Type: Lockout Kit. Standard: OSHA 1910.147. Includes: (2) Yellow Mounting Rails, 4", (1) Green Blocking Bar, 7.6", (1) Red Blocking Bar, 7.6", (3) Alcohol Wipes. Device Types in Kit: Electrical Risk Lockouts.