Buying guide

The Best Lube for Linear Switches

Researched by Johnny Alto · last updated July 27, 2026

Short answer: The best lube for linear switches is the Krytox GPL 205g0. The default linear-switch lube. The main things to weigh are grease for linears, thin application, switch parts, and a little goes far.

Top pick

Krytox GPL 205g0

The default linear-switch lube. Krytox GPL 205g0 is the thick grease the keyboard community reaches for on linear switch stems and springs, smoothing travel and deepening sound without making the switch sluggish when applied thin. It's the reference lube that guides and tutorials assume you're using.

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How this guide was made: I don't own every product I write about, and I won't pretend otherwise. Unlike the hands-on reviews elsewhere on this site, this is a research pick, synthesized from mechanical-keyboard communities and forums, keyboard Facebook and Discord groups, and verified buyer reviews. It reflects the community's consensus, not my own testing. See how we research our picks →

Lubing linear switches removes scratch and gives that smooth, deep sound and feel, but the keyboard hobby is specific: for linears you want a thicker grease, and the wrong lube makes switches mushy or sluggish. One product comes up more than any other.

How do the best options for lube for linear switches compare?

Pick	Product	Why it makes the list
Top pick	Krytox GPL 205g0	The default linear-switch lube.
Slightly thinner	Tribosys 3204	A slightly thinner alternative some prefer on lighter linear springs or on tactiles, for a touch less drag. Comparable results; 205g0 is the more universal pick.

What should you look for in lube for linear switches?

A few things separate a good lube for linear switches from a frustrating one: grease for linears, thin application, switch parts, and a little goes far. Weigh these before you buy.

Grease for linears: a thick grease like 205g0 suits linear switches.
Thin application: too much lube makes switches sluggish.
Switch parts: lube stems and rails; a light spring lube kills ping.
A little goes far: one small tub does many switches.

What are the best alternatives?

Slightly thinner

Tribosys 3204

A slightly thinner alternative some prefer on lighter linear springs or on tactiles, for a touch less drag. Comparable results; 205g0 is the more universal pick.

Bottom line: Krytox GPL 205g0 is the go-to linear-switch lube the hobby is built around; Tribosys 3204 is a slightly thinner alternative.

Our top pickKrytox GPL 205g0

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Frequently asked questions

What is the best lube for linear switches?

Krytox GPL 205g0. The default linear-switch lube.

What should you look for in lube for linear switches?

Focus on grease for linears, thin application, switch parts, and a little goes far.

What is a good alternative to the Krytox GPL 205g0?

The Tribosys 3204. A slightly thinner alternative some prefer on lighter linear springs or on tactiles, for a touch less drag. Comparable results; 205g0 is the more universal pick.

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This is a research-based buying guide, not a personal hands-on review; recommendations reflect community consensus and verified buyer reviews. Prices and availability are subject to change, so always confirm on Amazon. As an Amazon Associate I earn from qualifying purchases. Amazon and the Amazon logo are trademarks of Amazon.com, Inc. or its affiliates.

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