Fixed Pin (2004-2015) and newer Arctic). Most of the newer cat models feature the new "fixed pin" drive clutch. DaltonPro flyweights are not simply the old narrow arctic styles with a set screw added to lock the pin. These weights are the newer "wide" style and the grams correspond with the production weights from the factory.

Available in: 66, 68, 72, 73.5, 75, 78, 83, 85, 87.5 gram. (DPA-W eg: DPA 87.5-W).

Available in notched weights (DPA-W-N) for racing application. All notched weights are .5g less total mass than DPA-W listed above.

Attention!