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Fanning's F2

The F2 line from Fanning's has 2 sizes listed, from 165 to 165 mm long and from a 43 to a 46 ring gauge.

Sizes side by side

VitolaSizeLengthRing gaugeStrength
F2 Rough CutLonsdale165 mm43Mild
F2 6STorpedo165 mm46Mild