Ordering ( Item availability may vary by region. ) Description Product number ( Item availability may vary by region. ) Description: Exa 19.12.3.LR 4.0x350mm 1/2VP Product number: 68954030G0 Description: Exa 19.12.3.LR 2.5x300mm 1/4VP Product number: 68952520L0 Description: Exa 19.12.3.LR 3.2x350mm 1/4VP Product number: 68953230T0