Features: brand new and high quality TTC Hey 5 pins linear switches set for mechanical keyboard. With improved light guide column Factory lubed, gold plated spring, ready to use POM axis, nylon upper and lower covers Double section gold-plated spring, 50g trigger, 58G bottom force Specifications: Item: TTC Hey Linear Switches Spring: Gold-plated Spring Axis: POM Axis Material: Material: Top Housing-PC Bottom Housing-PA66 Trigger: 50g ; Bottom Force :58g Pins: 5 pins Feature: Factory lubricated Quantity: 5PCS Package Size:approx 5x5cm/1.97x1.97in Package Includes: 5PCS x Linear Switches note: No retail package. This product is mechanical keyboard switch and does not contain other products Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you