B428 19 1 /2" ( 49.5 " (2 5.7 CM ) ) 10 1/8 1 1 1 ) m 9c 2 ( /2" 11 6 (2 " /4 cm 2 1/2" (6 cm) cm) 26" (6 6 cm 27 1/ 2" (69 .