Gateron Red - Linear 1.5mm Pre-Travel 2.75mm Total Travel 50cN Actuation For Hot Swap Mechanical Gaming Keyboards & DIY Custom Keyboards compatible with Low Profile Switches. Linear: for fast, responsive gaming ; used by some of the world's best gamers Plate mounted switches ; High compatibility 3-pin design Low Profile Switches have a shorter travel distance and quicker actuation. Switch Remover / Puller Included!