Widely spaced wheels with two inline castors for pulling without tipping Sturdy aluminium frame with edge protectors, trays made of impact-resistant ABS plastic When open, the case lid is prevented from locking unintentionally by the safety lid holder snapping into place A4 document compartment in the lid Variably divisible bottom tray Lockable with two-tilt cylinder locks and a combination lock Removable tool panel with 22 tool pockets at the front and back in the lid Removable cover for bottom tray with 15 tool pockets Comfort handle Hand friendly carrying handle