6 1/4” 41.3 cm 412.8 mm 18 1/2” 46.9 cm 469.9 mm 32 5/8” 82.9 cm 829.2 mm 31 3/4” 80.7 cm 807 mm 18” 45.7 cm 457.2 mm 16” 40.5cm 405.