4/0 AWG 3/8” 2-Hole Copper Short Lug – Purple – Bell End
https://dev.nsiindustries.com/product/4-0-awg-3-8-2-hole-copper-short-lug-purple-bell-end/
The POLARIS compression design creates a permanent, vibration-resistant connection that you can rely on with low contact resistance. Suitable for a wide range of applications, including power distribution, grounding and data transmission.