Nice terminals if you can use this wire size, very heavy duty. Compression fitting is pretty slick, no crimping or soldering. Universal pos (spread it slightly) or neg. Usually $10+ each. $2.95 for two w/ free shipping.
Manufacturer page
www.quickcable.com
Manufacturer page
5010U : Quick Cable
Battery Terminal, Straight Clamp, Compression, 1/0 Ga, Universal, Copper
www.quickcable.com