Description
Inner diameter B(mm): 10;
Outer diameter D (mm): 30(plus or minus 0.1);
Width L(mm): 10(plus or minus 0.1);
Dimension R(mm): 3.75;
Dimension W(mm): 1.5;
Dimension X(mm): 9;
Dimension Y(mm): 5;
Dimension d(mm): 4.5;
Material: S45C;
Accessories: Two hexagon socket bolts (blackened);