Description
Inner diameter B(mm): 40;
Outer diameter D (mm): 70(plus or minus 0.1);
Width L(mm): 18(plus or minus 0.1);
Dimension R(mm): 7;
Dimension W(mm): 2;
Dimension X(mm): 26;
Dimension Y(mm): 13;
Dimension d(mm): 9;
Material: S45C;
Accessories: Two hexagon socket bolts (blackened);
