Out of stock Add Wish List Quick view Out of stock Q-Cell 5020 400grams QCells is used as a gap filler, thickener agent for polyester and epoxy resin or strengthens (re-enforces) fin plug installation. Sold as 400gram pack. Usage Guidelines: Apply the required amount of resin and MEKP Hardener or Sunbake Solar Resin... MSRP: Was: Now: $29.95 Out of stock Compare