An optimized design for a more compact, aerodynamic roof box that better fits your vehicle Easy to assemble thanks to the ultra-large PowerClick quick-mounting system and; the integrated torque indicator engages when properly tightened, ensuring a quick and secure fit Easy to open and close in all conditions thanks to the external handles offering a good grip and the support hinges The SlideLock system , with separate lock and open functions, locks the lid automatically and indicates if the trunk is securely closed