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Read All Questions & AnswersWhat is the centerline to centerline dimension between the 4 holes on the base mount post? I'm going to add an 2nd floor joist om each deck edge and want to space it such that the 4 screws will each catch the center of a joist.
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The centerline to centerline dimensions between the 4 holes on our basemount posts is approximately 3 and 5/8 inches.
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