Description
Compact Design
The Cooler Master MasterBox Q300L offers a modern, versatile design that fits perfectly in any setup. Its mesh front panel provides excellent airflow to keep your components cool.
- Micro-ATX form factor
- Removable dust filters for easy cleaning
- Supports custom water cooling solutions
Easy to Build In
This case is designed for easy building, with ample space for high-performance components. It supports up to six 120mm fans for maximum cooling efficiency, ensuring optimal performance during intense gaming sessions.

Tom S. –
Great budget case with good airflow. Easy to build in!
Jane D. –
Perfect size for my components and looks sleek!
Rick R. –
Decent case, but could use more space for cables.