Buy electrical connectors, crimp, terminations, grounding from the Scott Electric online store.
YGHR29C100 Figure 8 Compression Ground Rod Connector, YGHR29C100
3M T/R + Pouch Wire Connector 600 Volt #22-#8 AWG (1=Qty of 100)
Copper 2-Hole Scott Electric
0Gardner Bender 10-086, Wire Range #22-#6 AWG Red Wing Wire Connectors 1=Qty of 100
YGHC26C2 Compression Grounding C-TAP Connector, 1-2/0 AWG Str, 3/8 Rod Run, #6 AWG Sol-#2 AWG Str Tap, YGHC26C2
Ground Bonding Kit Split Nut Connector, SurgGuard
External Ground Crimp Tool
Crimp Ring Terminals
Penn Union BCUA-2 #2 Stranded Wire Aluminum Crimp Splice Standard Barrel Pink