Available as samples here!

Features:

• Top Housing: Polycarbonate
• Bottom Housing: Nylon
• Stem: POM Material
• Foundry: KTT(Content)
• Switch Type: Linear
• Bottom Housing Type: 3 Pins
• Knock Life: 50 million times
• Actuation force: 45±20gf
• Bottom-out Force: 55±20cN
• Total travel: 4.0±0.3mm
• Size: 158*156*11.1mm

Brand: KTT, 
Switch type: Linear,