3M(TM) Performance Plus(TM) Wire Connector R/Y+JUG, red/yellow, 500 per Jug Offers a strong bite in a pigtail application for a long-lasting connection An expandable spring lets you take in more wire uptake and reuse The R/Y+ is dual color-coded so this 1 connector replaces your traditional red and yellow connectors Great for all types of jobs - from industrial and residential construction, to automotive, marine and appliance applications Use with copper conductors ranging from 22 to 8 AWG