Aluminium spacer insert with a distinctive hourglass profile, designed to connect the two sections of FUJI TCH Skeleton USKSS and USKCS reel seats in sizes 13 and 15. It finishes the upper end of the carbon tube and is available with different internal bore diameters to fit the rod blank. Available finishes: Silver, Titanium Chrome and Black.

| Modello | Misura | Colori |
| TCSS | 13 | K/T/S |
| TCSS | 15 | K/T/S |