Dave Brown adapter nut is constructed of plain black, CNC machined steel. Use with 2-1/2 spinners and under. This prop adapter kit tightens the backplate and propeller onto the engine, then using a single bolt-on design, holds and centers each spinner perfectly on its baseplate. Will fit the following engines: OS Max .25-.60, SuperTigre .25-.60, Fox .19-.50, Enya .25-.53, K&B .19-.65, OPS .40-.60, Webra .28-.80.

• Dave Brown Products Propeller Adapter Nut, 1/4-28mm, Short

Dave Brown Products Propeller Adapter Nut, 1/4-28mm, ShortDave Brown Products