This electric terminal block has numbers eight to 32-thread stud terminals that include hex nuts. It has 10 poles, common hot feed connections, and two 1/4-inch to 20 studs made of brass. It has a solid bus bar made of brass and numbers 8 to 32 round head screws for circuit connectors. It has 36 volts, 50 amps, and its insulator base is made of moisture-resistant moulded plastic. it measures 1 1/4 x 1 1/32 inches.