80197-01: S.S. 316 flat round bar, 
                 O.D.: 60mm for the rails
80197-02: S.S. 316 flat round bar, 
                 O.D.: 74mm for the rails
80198: S.S. 316 flat rectangle bar, 
            79mm(L) x 44mm(W) for the rails
80199: S.S. 316 flat oval bar, 
            76mm(L) x 31mm(W) for the rails
#100/CTN