2 Awg Cable Lugs are made from 99.9% pure annealed copper, providing a high degree of conductivity for maximum current flow. This particular variant is suitable for use with 2 Gauge Battery Cable & 1/2" (M12) Stud.
https://selterm.com/collection....s/2-awg-bare-copper-

3/0 awg tinned copper lugs are made from 99.9% pure annealed tinned copper, providing a high degree of conductivity for maximum current flow. This particular variant is generally suitable for use with 3/0 or 000 Gauge Battery Cable & 1/2" (M12) Stud.
https://selterm.com/collection....s/3-0-awg-tinned-cop

8 Awg Tinned Copper Lugs are made from 99.9% pure annealed tinned copper, providing a high degree of conductivity for maximum current flow. This particular variant comes with a wider pad offering a larger clamping surface and is generally suitable for use with 8 Gauge Battery Cable & 5/16" (M8) Stud.
https://selterm.com/collection....s/8-awg-tinned-coppe

8 awg lug is made from 99.9% pure annealed copper, providing a high degree of conductivity for maximum current flow. This particular variant is suitable for use with 8 Gauge Battery Cable & 1/2" (M12) Stud.
https://selterm.com/collection....s/8-awg-bare-copper-