Quick Cable Max Copper Lug Straight Unplated 4 Gauge x 3/8" Stud 50 Pcs. 4 Gauge x 3/8" Stud. 50 Pieces. Seamless 100percent copper tube construction can be crimped or soldered. Ideal for general wiring as well as starter or ground connections. Features of Quick Cable 105058-050 Max Copper Lug Straight Unplated 4 Gauge x 3/8" Stud 50 Pcs Seamless 100percent copper tube construction Can be crimped or soldered Ideal for general wiring as well as starter or ground connections 4 gauge x 3/8" stud Package Contents: Quick Cable 105058-050 Max Copper Lug Straight Unplated 4 Gauge x 3/8" Stud 50 Pcs Quick Cable 105058-050: Max Copper Lug Straight Unplated 4 Gauge x 3/8" Stud 50 Pcs