Ordering ( Item availability may vary by region. ) Description Product number ( Item availability may vary by region. ) Description: OK 67.70 2.5x300mm 1/4 VP Product number: 67702520L0 Description: OK 67.70 3.2x350mm 1/2 VP Product number: 67703230T0 Description: OK 67.70 4.0x350mm 1/2 VP Product number: 67704030G0