This kit is a 260mm Holy Rail with a side entry bottle cage and triangle storage box.
The Triangle storage box is a hard shell EVA case for storing accessories. It features a foam separator to stop tools from rattling against each other which can also be removed should you want it to store a tube. It also includes a side pocket for extra storage.
Included in the kit:
1X 260mm Holy Rail Kit
1X Side Entry Bottle Cages
1X Triangle Storage Box
Includes all bolts and nuts needed for mounting.