Pair of Sky High Car Audio (4) 2/0 or 1/0 Gauge Battery TERMINALS Bolt USE ONLY Sky High Car Audio (4) Input 2/0 or 1/0 ga bolt style battery terminals 6061 Aluminum. Machined in the USA. Lazer engraved Sky High Car Audio All items ship same day priority mail and will be to your door in 1-3 days.