Description
Inner diameter B(mm): 20;
Outer diameter D (mm): 45(plus or minus 0.1);
Width L(mm): 15(plus or minus 0.1);
Dimension R(mm): 6;
Dimension W(mm): 1.5;
Dimension X(mm): 15;
Dimension Y(mm): 8;
Dimension d(mm): 7;
Material: S45C;
Accessories: Two hexagon socket bolts (blackened);
