any lock system?
does it need to have extra lock for security?

thanks

Tech Specs:

Material:

600D polyester 

Dimensions:

28.5 x 14 x 12.5 in 

Volume:

3500 cu in 

Backpack Straps:

no 

Pockets:

2 end 

Wheel Type:

urethane 

Weight:

8 lb 2 oz 

Recommended Use:

travel 

Manufacturer Warranty:

lifetime