Siemens SUAT111-0PGP 135-Amp, 4 Jaw, Ringless Cover, Horn Bypass, Overhead And Underground Feed, 7/8 Barrell Lock, Meter Socket 135 Amp continuous duty rated, Horn by-pass 4 ground/neutral lugs provided 2/0 max rated lugs Uses RX type hubs, 7/8" barrel lock provision included