UN: 70.9
B: 68.5
Diametro esterno/interno: 38.10/34.80 x 1.65
OD1/ID1 x t1: 38.10/34.80 x 1.65
B: 68.5
Diametro esterno/interno: 38.10/34.80 x 1.65
OD1/ID1 x t1: 38.10/34.80 x 1.65