WEST SYS GB407-15 LOW DENSITY
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<p>West System 407 Low-Density Filler 12 oz. Container. 407 Low-Density filler is a blended microballoon-based filler used to make fairing putties that are easy to sand or carve. Reasonably strong on a strength-to-weight basis. Cures to a dark red/brown color.</p>