Top Rail for KJW Mk1 3D printable model by Mk2Custom

Top Rail for KJW Mk1

Source: Thingiverse by Mk2Custom

The Top Rail for KJW Mk1 is a free printable 3D model from Thingiverse by Mk2Custom. Top rail made for a KJW Mk1 airsoft pistol, to replace the rear sight and allow for more sight options. You can download the STL file from the original listing below and print it at home.

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46 saves Source: Thingiverse Updated 2026-05-06

Tags: Top, Rail, for, KJW, Mk1

About this model

Top rail made for a KJW Mk1 airsoft pistol, to replace the rear sight and allow for more sight options. Has a sight channel, as well as dots at the rear so you can add your own color or glow paint. Installation requires 2x (M2x4) bolts and 2x M2 nuts.

Frequently asked questions

Is this 3D model free to download?
Yes. Top Rail for KJW Mk1 is free to download from Thingiverse. Click the "Download free STL" button above to open the original listing.
Where is the STL hosted?
The download is hosted by Thingiverse, not by Thinger. We link you directly to the original listing by Mk2Custom.
Who made this model?
Designed by Mk2Custom, published on Thingiverse. Please credit the creator when sharing your print online.
Can I print this at home?
Yes. This model is intended for home FDM and resin 3D printers. Check the original listing for suggested print settings like layer height and supports.

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