West System 406-2 Colloidal Silica 1.7 Oz Filler EPAFILT3 Fits: 7/8” to 1” round

Fits: 7/8” to 1” round rails (Model 973)

Replaces Mercruiser # 84-816608Q83

Ideal for use on boats and other marine vessels

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233 - 1975 to 1977

West System 406-2 Colloidal Silica 1.7 Oz Filler EPAFILT3 Fits: 7/8” to 1” round406 Colloidal Silica is a thickening additive used to control the viscosity of the epoxy and prevent epoxy runoff in vertical and overhead joints. 406 is a very strong filler that creates a smooth mixture, ideal for general bonding and filleting. It is also our most versatile filler. Often used in combination with other fillers, it can be used to improve strength, abrasion resistance, and consistency of fairing compounds, resulting in a tougher,