3M CI-22AConnector , 2/0 AWG solid, Connector O.D. 0.910 in (23,1 mm), 10 per case
This connector is for 2 AWG solid, and has a 0.91 in (23 mm) O.D.
The 3M™ Connector CI-22A is used with molded rubber splices 3M™ 5420 Series and 3M™ 5450 Series. It has a connector O.D. of 0.91 inch and a minimum order case quantity of 10 each.