L: 16.5
OD1/ID1 x t1: 19.00/16.00 x 1.50
OD2/ID2 x t2: 13.00/10.00 x 1.50
OD1/ID1 x t1: 19.00/16.00 x 1.50
OD2/ID2 x t2: 13.00/10.00 x 1.50