Size of muzzle: 6 B2 J1 R1L 13 3.5 8 B4 OB2 R3 0 4L B0.5 D2 R0 R4 11 6L B3 J2 R2 9 BT OB3 R3.5 1 2 5 B1 D3 R1 12 3 7 B3.5 OB1 R2L 4 B0 D1 OB4 R3L 10