Thank you for viewing! A specialized shaku head for recent ishi-fishing! Great for ultra-long casting when fish aren't near the shore. For un-spooked black porgy (fish). New ultra-long casting specification! NEW color Angled Titanium maki-e (chum) shaku head. 2 pieces For boiled bait, mixed bait, live krill, etc. Because there are no holes in the head, the chum can be compressed firmly. Ultra-long casting specification. Size: Shaft hole diameter: Approximately 5.6mm Width: Approximately 41mm Length: Approximately 55mm Depth: Approximately 18mm Approximately 18cc Lightweight because it's a titanium maki-e shaku head. How about using it for your original shaku? Thank you.