417 is a low density microballoon-based filler used as a thickening agent with epoxy fairing systems to make fairing putties that are easy to sand or carve. 417 has a reasonably strong strength to weight ratio, and is recommended as the preferred filler under dark coloured surfaces.
Low Density Fairing & Filler (Brown) Sizes:
417B - 4ltr
417E - 114ltr
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