That is, with this flap, Omer's arrow can be converted to Cress's compressed air to fit.
Length 32.44.
Nose end ᴓ n.9mm, length for that part n.18,5mm
Stable cone ᴓ 5.3-5m, length for that part of n.13.55mm.
Ridge depth n.17mm The thread starts at 3.83mm followed by a small cone and cones before the straight section of 2.58mm.
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