L: 6.10
R (mm): 4.50
OD/ID x t: 76.20/73.00 x 1.60
OD1/ID1 x t1: 76.20/73.00 x 1.60
R (mm): 4.50
OD/ID x t: 76.20/73.00 x 1.60
OD1/ID1 x t1: 76.20/73.00 x 1.60