# Rubber Keyboards O-Ring Switch Dampeners Keycap 200Pcs for Cherry MX Key Kit Dampers 40A-L-0.2mm Reduction (Clear) — resale value

Source: JunkPal price guide — https://junkpal.ai/products/rubber-keyboards-o-ring-switch-dampeners-keycap-200pcs-for-cherry-mx-k-b07nxrpj1f

**Rubber Keyboards O-Ring Switch Dampeners Keycap 200Pcs for Cherry MX Key Kit Dampers 40A-L-0.2mm Reduction (Clear)** sells for about **$7.89** new or sealed, based on real closed eBay sales.

Live listings and the full sold-price history are on the page: https://junkpal.ai/products/rubber-keyboards-o-ring-switch-dampeners-keycap-200pcs-for-cherry-mx-k-b07nxrpj1f

## Value

| Condition | Value (USD) |
| --- | --- |
| New / Sealed | $7.89 |

Values are medians of real closed eBay sales, updated 2026-07-23. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DRubber%2520Keyboards%2520O-Ring%2520Switch%2520Dampeners%2520Keycap%2520200Pcs%2520for%2520Cherry%2520MX%2520Key%2520Kit%2520Dam%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DRubber%2520Keyboards%2520O-Ring%2520Switch%2520Dampeners%2520Keycap%2520200Pcs%2520for%2520Cherry%2520MX%2520Key%2520Kit%2520Dam%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

eBay links are affiliate links: JunkPal may earn a commission at no cost to you.

## Details

| Field | Value |
| --- | --- |
| Brand | MiDube |
| Category | Computers |

## About

This product is a set of 200 pieces of Rubber Keyboards O-Ring Switch Dampeners, specifically designed for Cherry MX Key Kits. The model reference is 40A-L-0.2mm Reduction and the color is Clear.

This item is sought by keyboard enthusiasts and custom mechanical keyboard builders looking to modify their switches.

Resale value is driven by the completeness of the 200-piece set and the specific reduction specification (40A-L-0.2mm).

## FAQ

**What is this item used for?**

These O-Ring Switch Dampeners are designed to be used with Cherry MX Key Kits to modify keyboard switches.

**What factors affect the resale value of these dampeners?**

The completeness of the 200-piece set and the specific reduction specification are key drivers of its value.

**What brand manufactures these dampeners?**

The dampeners are manufactured by the brand MiDube.

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Full price guide: https://junkpal.ai/products/rubber-keyboards-o-ring-switch-dampeners-keycap-200pcs-for-cherry-mx-k-b07nxrpj1f
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-07-23, based on real sold listings (junkpal.ai)"