Quick Summary
The Airsoft 5KU 20mm AK Railed Gas Tube is a black aluminium rail section for compatible LCT and GHK AK series rifles. It replaces the standard upper handguard and gas tube with a platform for attaching accessories.
The stated length is 167 mm or 173 mm, and the stated weight is approximately 113 g. Check the fit against your exact rifle variant before choosing an offer, especially if you are matching it to a specific LCT or GHK AK platform.
Key Details
| Detail | Verified information and buyer relevance |
|---|---|
| Brand | 5KU, the named product range for this rail part. |
| Product type | 20mm AK railed gas tube, used as a replacement upper handguard and gas tube with accessory mounting capability. |
| Colour | Black finish, which matters for matching the rifle setup. |
| Material | Aluminium construction. |
| Compatibility | Suitable for LCT GHK AK series AEG and GBB rifles. |
| Length | 167 mm / 173 mm, a useful check for model fit and overall layout. |
| Weight | Approx. 113 g, which may matter when comparing accessory weight. |
What to Compare Before Buying
- Compatibility: This part is stated for LCT and GHK AK series AEG and GBB rifles. Match it to the exact rifle platform before choosing an offer.
- Length: The stated length is 167 mm or 173 mm. Compare that with the space on your rifle and the configuration you want to achieve.
- Accessory mounting: It provides a 20mm rail platform. Check that this is the rail format you need for your planned attachments.
- Weight: The stated weight is about 113 g. Compare this with your preference for added front-end weight.
Before You Decide
Confirm the exact LCT or GHK AK model, the stated 20mm rail format, and the 167 mm or 173 mm length before choosing an offer. This part is for buyers who want a rail-mounted replacement gas tube rather than a standard upper handguard.





