Ordering Description Product number Description: OK B2 SC 2.5x350mm 1/2 VP Product number: 76142530G0 Description: OK B2 SC 3.2x350mm 1/2 VP Product number: 76143230G0 Description: OK B2 SC 4.0x450mm 3/4 VP Product number: 76144040V0 Description: OK B2 SC 5.0x450mm 3/4 VP Product number: 76145040V0