It Is A Universal Spacer Shim With An Internal Diameter Of 2.5mm. It Contains 20 Pieces Each Of 0.13mm, 0.25mm, And 0.50mm Thick.
Set Contents:
Spacer Diameter 3.0mm 0.13mm Spacer x20
Spacer Diameter 3.0mm 0.25mm Spacer x20
Spacer Diameter 3.0mm 0.50mm Spacer x20