This arrow is well made from turkey feathers and Bamboo. It has good performance , low hand shock with good speed . Shafts are dipped with 3 coats of lacquer. For nocks I used Self nock from Bohning. Broadheads is 174Grain..Fletching is Gateway 5" parabolic RW with 2 Red and black. Spined YOUR CHOICE Shafts are 5/16 diameter.