Moroso Replacement Circuit Breaker Receiver Hitch & Coupler Locks the number "31" indicates that

the number "31" indicates that the nozzle hole size is

extension rod

IMCA legal and easily installed

550-lb/in spring rate

Moroso Replacement Circuit Breaker Receiver Hitch & Coupler Locks the number "31" indicates thatProduct Description: Circuit Breaker 20 amps Moroso Style Switch Panels Sold Individually Moroso Performance Products is one of the worlds most respected suppliers of automotive equipment for racing and street performance applications. Moroso manufactures over 4000 products, from oil pans and oiling systems, to ignition wire, ignition components, valve covers, fuel system equipment, air cleaners, hard core racing tools, chassis and suspension