DETACHABLE TROLLEY SYSTEM: This simple yet ingenious system allows you to: Easily insert the Insertrolley into a special sleeve and easily detach. Use the Insertrolley separately. Use the Insertrolley for a variety of cases. Use the Insertrolley for more than one case at a time. Detach the Insertrolley to minimize volume for storage. Replace the Insertrolley easily if damaged. Can hold Up to: 55 lbs (25 Kg) The DTS can be slipped into the sleeve of the following KATA products: EXO-33* PANDA* GRIZZLY-3* PEC-1, 2* LAB-21* PAB-21* PALMS-1, 2** MAZE-1, 2, 3* BANANA-1, 2, 3* TCCT** MULTILONG-1** MAZE-4 (COFFIN)** * DTS is sold separately **DTS is included in the price of these models.