On sale

(Group Buy) Mammoth75 Keyboard Kit

Sale price

Regular price £283.33
( / )

Closing Date: January 31st 2022
Expected Shipping time: Q3 2022


Keyboard Specs:

  • Full Mirror or Sandblasted Bottom Case
  • Sandblasted Diamond Cut Mammoth Weight
  • Special Gasket Structure with Daughter board
  • The plate PORON foam is the same size as the plate, and it will touch the entire bottom case to achieve a stable typefeel. There is an adhesive PORON sheet pre-installed under the PCB for a deeper, more pleasant sound.
  • Two magnetic knobs in each kit.
  • Each kit comes with an aluminium knurled knob with a CNC engraved pattern, and a plain brass knob with a radial brushed finish. Knobs have a magnetic base to make them much easier to swap out.


PCB Specs:

  • M1 PCB - Wired, hotswap, Supports QMK/VIA, split space bars, left/right split shift, backspace split, stepped/normal caps lock.
  • M2 PCB - Wired, soldered, supports QMK/VIA, split space bars, left/right split shift, backspace split, stepped/normal caps lock, ISO enter.
  • M3 PCB - Wireless, hotswap, Supports QMK/VIA, split space bars, left/right split shift, backspace split, stepped/normal caps lock.


  • Typing angle: 6.5 degrees
  • Front height: 19.5 mm
  • Top case material: Aluminum
  • Bottom case material: Aluminum/Brass
  • Mounting structure: Gasket Mount
  • Full aluminum kit Weight (unbuilt): 2.0 kg, package weight: 3.5 kg
  • Aluminum top case, brass bottom case kit weight (unbuilt): 4.2 kg, package weight: Up to 5.5 kg


  • Top Case (Aluminium)
  • Bottom Case (Aluminium/Brass Mirror PVD, Aluminium/Brass Sandblasted)
  • PC Plate
  • WS Stabs 6+1
  • PCB and daughter board
  • PORON gaskets
  • PORON dampener between plate and PCB
  • PORON foam between PCB and switches
  • PORON foam under PCB
  • Gaskets
  • 1x Aluminium knob
  • 1x Brass knob
  • Magnet base
  • Encoder holder
  • Screws and rubber feet


Further Information:


Regional Vendors:




Kindly note that the images are of 3D renders and are for illustration purposes only. The final colours may differ slightly.

Shipping Time and GB Agreements (PLEASE READ):
These keyboards are set to be shipped out in Q3 2022.

Please note that this is a Group Buy. There can be delays and set backs. The timeline is only an estimate. By adding this item to your cart and purchasing you agree that you understand everything above. You will be charged immediately for this item. There are no refunds or cancellations on these orders. Please do not purchase this item with other group buys. Only the items specified in each product picture are included with that particular product.


A standard sized, widely available LiPo battery is required for Bluetooth editions but it's not included with the kit. The battery spec for this keyboard is 3543114.

For more information on Mammoth75, and links to international vendors, check out the Informational Page and quality guide.

Click here to be notified by email when (Group Buy) Mammoth75 Keyboard Kit becomes available.

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