Carbon vane for pum 1.Long working life 2.Best performance 3. ... Best after sell service.. Carbon vane,used in fuel pump,vacuum pump,becker pump,and others similar character.Size:4x39x55;4x40x95;4x40x250;1 ... data dand sizes.Meanwhile .we have the carbon brush for power tools,for example.akita,bosch,dewalt.hitachi and hlilti ,you ... Mobile:86-18362168162 best quality and cheap price carbon vane for m pump