This lug is a connection accessory for PowrePacT H-Frame circuit breakers. This is a compression lug with a rated current of 150 amps. This compression lug is made of copper. The lug kit are for terminal connection and will accept a wire size of AWG 4 / AWG 2/0. This product complies with UL and CSA standards. This lug can be used only on standard circuit breakers. This product comes in a set of 3. This lug has a tightening torque of 19.0-10.2 Nm.