This pair of Dwyer Airfoil Spreaders are made of clear anodized aluminum. The spreaders are 1 in. (25mm) wide and 20 in. (508mm) long.
They can be easily cut to length and drilled to fit DH2521 spreader brackets. The DH2521 spreader brackets have a limited swing and fit DM-2, DM-3 and DM-284 masts.