ECN Forum Forums General Topics of the Trade General Discussion Area Double Lug Feeder Wires to Avoid Double Taping the Breaker

Any electrical supply house has, or can get, a variety of devices to make this sort of connection properly.
One type has openings for three wires.....use with a short pigtail from the breaker.
The other is a machined block with connections for two wires, and a solid 'tail' that is inserted into the breaker.