We can supply  various kinds of filter cartridge accessories. Filter end cover, chuck cover, side cover, screw cap, BHA stepped into the end cover, flange cover, three ears end cover, stainless steel plate, plastic cover, dust cover, the long end cover, venturi tube, aluminum cover, sweeper end cover, non-standard end cover, lozenge network, round hole net, all kinds of seals, sealing ring, metal stamping parts and other products  ready for the preparation of more than 500, supply filter manufacturers, more than 200, mainly in the high-end products, to provide customers with more quality products and services.