Sigma Cable Connector 3/8 " Bag 10 Go to amazon.com Related posts Top 10 best romex connector: Which is the best one in 2022? FeatureFor use in a dry location,box or enclosureFits 1/2 knock out3/8 trade sizeSIGMA ELECTRIC CABLE CONNECTORUsed to terminate non-metallic, sheathed and oval type SE or USE cables to a knock-out DescriptionCONN 3/8" 10PK