Ordering ( Item availability may vary by region. ) Description Product number ( Item availability may vary by region. ) Description: OK TIGROD 16.30 3.15MM 5KG Product number: 1L3031R150 Description: OK TIGROD 16.30 2.50MM 5KG Product number: 1L3025R150 Description: OK TIGROD 16.30 2.00MM 5KG Product number: 1L3020R150 Description: OK TIGROD 16.30 1.60MM 5KG Product number: 1L3016R150