Structure Weight (kg) Cost ($)
Stamped 57.3 175.96
HIBS I 53.1 157.62
HIBS II    
    Manufacturing 50.6 (-2.5kg) 150.69 (-$6.93)
    Material Change 49.8 (-3.3kg) 150.16 (-$7.46)
    Variable Gage 49.4 (-3.7kg) 158.26 (+$.64)