Also known as the "Attic Lid" systainer, the Systainer³ Lid Compartment M 337 adds convenient storage to your systainer stack. With a built-in transparent lid organizer, it's perfect for keeping compatible bits and parts secure and easily accessible. Stackable, durable, and fully compatible with all systainer cases, it enhances on-the-go efficiency.

Each Lid Compartment M includes a divider kit. Additional inserts sold separately.