It is a replacement parts set that can be used as it is just by attaching it to the head. Hook size Engetsu standard hook (equivalent to Chinubari # 7).76T Setouchi Shrimp Crab Selection : Shrimp crab color Spring / Autumn.A dark gold-orange tie in early spring. The clean autumn season reacts to a thin, transparent tie. The shrimp crabs in Setouchi have tie colors that are suitable for each season.