... : 2T with 2 arms; 2T with 3 arms, 3.2T with 2 arms, 3.2T with 3 arms, 4T with 3 arms , 4T with 4 arms, 5T with 3arms, 5T with 4 arms ... , 6.3T with 3arms ... T with 2arms, 3.2T with 2 arms, 3.2T with 3 arms, 4T with 3 arms, 5T with 3arms, 5T with 4 arms, 6.3T with 3arms, 6.3T with 4 ...