These UL certified cables are used to transfer power to and from your batteries and inverter. 
 
Battery to positive fuse:
1 ft - 4/0 AWG  (30 cm - 110 mm^2)
5/16 ring connectors on both ends (M8)
 
Positive fuse to inverter:
1 ft - 4/0 AWG  (30 cm - 110 mm^2)
5/16 ring connectors on both ends (M8)
 
Battery to inverter negative: 
1 ft 4 in - 4/0 AWG  (40 cm - 110 mm^2)
5/16 ring connectors on both ends (M8)
 
Inverter positive to bus bar:
1 ft - 2/0 AWG (30 cm - 70 mm^2)
5/16 connector and open end (for hex screw connection at busbar)
 
Inverter negative to bus bar: 
1 ft - 2/0 AWG (30 cm - 70 mm^2)
5/16 connector and open end (for hex screw connection at busbar)
 
Battery to battery positive: 
1 ft - 2/0 AWG  (30 cm - 70 mm^2)
5/16 ring connectors on both ends (M8)
 
Battery to battery negative: 
1 ft - 2/0 AWG  (30 cm - 70 mm^2)
5/16 ring connectors on both ends (M8)