Description
Inner diameter B (mm): 12;
Outer diameter D (mm): 22;
Width L (mm): 8;
Chamfered diameter D1 (mm): 20;
Material: S45C;
Type: Standard;
Mass (g): 16;
Surface treatment: Black dyeing;
Tightening screw: M4;
Quantity of tightening screws: 2
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