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Retail Price: $12.99

Our Price: $10.39

You saved: $2.60(20%)

Easy way to mark fin and launch lug placement lines.

Fits all current Estes body tubes.

Marks fins at 90 and 120 degrees apart for 3 or 4 fin designs.

Angled ruler measures metric and inches.

Also includes a fin gluing jig and pencil holder for marking tube circumference.

Made of durable plastic.

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