Sealey AP890 Mobile Storage System Set Heavy-Duty (3 Pieces) Heavy-duty toolbox stack manufactured from shockproof plastic. Bottom box fitted with two 7" rubber coated castors and a 3-stage aluminium handle. Each of the three toolboxes have internal rubber seals and metal locking clasps to keep tools inside protected against light showers. Top two boxes can be stacked in an order to suit your preference and each has its own carry handle. AP890 Features: - Heavy-duty toolbox stack manufactured from shockproof plastic. - Bottom box fitted with two 7" rubber coated castors and a 3-stage aluminium handle. - Each of the three toolboxes have internal rubber seals and metal locking clasps to keep tools inside protected against light showers. - Top two boxes can be stacked.