The Bridgeport ALI-50 Tin-Plated Aluminum Lay-In Lugs provide a simple solution for grounding conductors in many different applications. Suitable for use with copper or aluminum conductors in sizes #14 to #4 AWG, these solderless lugs provide excellent conductivity with low heat rise, making them an appropriate choice for solar installations. At Bridgeport, we build every product with the same goal in mind: guaranteeing a fast, professional-grade, trouble-free installation that meets or exceeds code requirements. When you need a solution you can depend on, be sure to look for Bridgeport Orange.