Product Specifications:

Outer diameter 20 thick 5 holes 8 (unit: mm)

Outer diameter 20, thickness 10, Hole 8 (unit: mm)

Outer diameter 20, thickness 15, hole 10 (unit: mm)

Outer diameter 25 thick 5 holes 10 (unit: mm)

Outer diameter 25, thickness 10, hole 10 (unit: mm)

Outer diameter 25, thickness 15, hole 10 (unit: mm)

Outer diameter 30 thick 5 holes 10 (unit: mm)

Outer diameter 30 thick 10 holes 8 (unit: mm)

Outer diameter 30, thickness 15, hole 10 (unit: mm)

Outer diameter 35 thick 8 holes 10 (unit: mm)

Outer diameter 35, thickness 15, hole 10 (unit: mm)

Outer diameter 40 thick 5 holes 8 (unit: mm)

Outer diameter 40 thick 15 holes 12 (unit: mm)

Outer diameter 40 thick 25 holes 12 (unit: mm)

Outer diameter 50 thick 5 holes 12 (unit: mm)

Outer diameter 50 thick 15 holes 12 (unit: mm)

Outer diameter 50 thick 25 holes 12 (unit: mm)

Outer diameter 60 thick 10 holes 12 (unit: mm)

Outer diameter 60, thickness 15, hole 15 (unit: mm)

Outer diameter 70 thick 5 holes 10 (unit: mm)

Outer diameter 70 thick 25 holes 12 (unit: mm)

Outer diameter 80 thick 5 holes 12 (unit: mm)

Outer diameter 80 thick 15 holes 12 (unit: mm)

Outer diameter 80 thick 25 holes 12 (unit: mm)