All carbon black shaft with an integrated crest that is 7" long. This shaft has a weight tolerance of +/- 2 gpi and a straightness tolerance of .006". Weights are as follows, 35-55 8.2, 55-75 8.6, 75-95 10.2 grains per inch and stock length is 32". The nocks needed are .246" GT series and the points are 19/64 O.D.