L: 76.00
R (mm): 76.50
OD/ID x t: 51.00/48.60 x 1.20
OD1/ID1 x t1: 51.00/48.60 x 1.20
R (mm): 76.50
OD/ID x t: 51.00/48.60 x 1.20
OD1/ID1 x t1: 51.00/48.60 x 1.20