Wooden Keyboard Wrist Rest

GMMK 3 Bottom Cases

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GMMK 3 Bottom Cases

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Swappable cases let you effortlessly redesign your GMMK 3's look, so you never have to settle for a single style.

Note: Wireless GMMK 3 keyboards are only compatible with metal bottom cases.

  • Shipping truck icon Free Shipping on US Orders over $49.99
  • Shield logo One Year Warranty
  • Black return arrow logo 45 Day Returns
  • Metal: CNC-machined Aluminum
  • Plastic: Injection-molded ABS
  • All Metal Colors (Excl. Matte White): Anodized Finish
  • Matte White: Electrophoresis Finish
  • Comes Fully Assembled with USB-C Daughterboard
  • Wireless Battery Not Included
  • 1 × GMMK 3 Bottom Case Assembly
  • 1 × Set of Case Feet
  • 1 × Set of Case Screws

Find everything you need to get the most out of your wrist rest.

Self-Service Support

Premium Quality

Elevate your build with metal or plastic cases, each crafted from durable materials and precision-machined for a flawless fit and finish you can see and feel.

Swapping Made Simple

Replacing your GMMK 3's existing bottom case is easy and intuitive using the screwdriver included with your keyboard (Phillips #00).

Mix & Match Freely

Plastic and metal top and bottom cases are compatible, giving you the freedom to create your ideal case combination. Note: Plastic bottom cases are only compatible with wired boards.

Bottom Case Compatibility

Metal

All metal bottom cases are compatible with both wired and wireless GMMK 3 keyboards.
Shop Limited Edition Metal Bottom Cases

Plastic (Wired Only)

Plastic bottom cases do not have a cutout for a wireless battery, making them only compatible with wired GMMK 3 models.

Pair with a Top Case

Create your ideal configuration by choosing a matching top case to complete the look.

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Complete the Look

You Design It, We Build It

With over 1 billion possible combinations, you can design the keyboard of your dreams, and Boardsmith brings it to life. It’s hand-built in Dallas, and ready to use right out of the box. From typing experience to performance and aesthetics, you’re in the driver’s seat—without lifting a finger.
Start Designing