Craftsman TradeStack System Tower 22-in Black Plastic Wheels Lockable Tool Box | CMST60420

EASY TO CONNECT: Automatic stacking with drop and lock mechanism. EASY TO REMOVE: One-touch release for quick detaching of units. STORE MORE: Large 22-in size allows for storing of large tools in three different unit sizes. HIGHLY DURABLE: Structural foam design for extra strength. KEEP TOOLS SECURE: Overmold latches for easy operation. DURABLE MOBILITY: 7-in durable wheels move around work site with ease. WATER RESISTANT: IP65 rated material designed for dust and water resistance. INTEGRATED ACCESSIBIITY: Integrated tool clip and electric cable holders. VERSASTACK COMPATIBLE ADAPTOR: TRADESTACK compatible with VERSASTACK products and CRAFTSMAN organizers and tool set cases when used with included adaptor.