1997 Steelman SR. A-Frame size B- Actual Top Tube Length C-Seat Tube Angle D-Head Tube Angle E-Chainstay Length F-Fork Rake G-Wheelbase H-Bottom Bracket Height Stand Over Height 14" 21.25", 54cm 73.5' 71.0' 16.6", 42.2cm 1.6", 4.1cm 39.7". 100.9cm 11.8", 30cm 26.7", 67.8cm 16" 22.8", 57.9cm 73.5' 71.5' 16.6", 42.2cm 1.6", 4.1cm 41.2", 104.7cm 11.8", 30cm 28.1", 71.5cm 18" 23.58", 59.8cm 73.0' 71.5' 16.6", 42.2cm 1.6", 4.1cm 41.9", 106.4cm 11.8", 30cm 29.7", 75.4cm 20" 24.25", 61.6cm 73.0' 71.5' 16.6", 42.2cm 1.6", 4.1cm 42.6", 108.3cm 11.8", 30cm 31.4", 79.8cm