Small Detachable Fin Mold Ribs - Curved

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Small Detachable Curved Fin Mold Ribs

Small Concave Ribs are detachable fins used in the Detachable Fin Mold. Now with three types of fins available. Each style has a set of 24 ribs or fins that can be arranged to meet your specific needs.

Straigt Ribs

Concave Ribs

Small Concave Ribs (product you are viewing)

Interchangeable on the Jim Moore Detachable Fin Mold base.

PDF of Interchangeable Rib Sizes