Interchangeable aluminum top panel for the Division Zero X40 that allows for easy customization so that your mechanical keyboard can match your gaming style and space. Choose between 2 different top panels, the X40 top panel comes in the edgy Stryker or Defamer designs. Customize any gaming setup with X40 interchangeable metal top panels. Metal design for maximum durability. Available in Stryker Red, Stryker Olive, Defamer Mustard, and Defamer Silver. Choose between a variety of designs and colors. Metal interchangeable top panel for the Division Zero X40 Pro Gaming Mechanical Keyboard. The Division Zero X40 Pro Gaming Mechanical Keyboard is the only gaming keyboard with interchangeable metal top panels, providing users the ability to customize and deck out their gear before heading into battle. Featuring a durable yet sleek design.