Specna Arms SA-F04 Gen 2 Flex AEG Airsoft Rifle Table Top Review
1
0 - 5/3/2026 12:20:52 AM
www.ReplicaAirguns.com
In this video, I go over the key differences between the Specna Arms SA-F04 Flex Gen 1 vs Gen 2 AEG airsoft rifles so you can figure out which version makes the most sense for you.
Both versions are based on the M4/AR platform and share a lot of the same external design, but the real differences come down to internal upgrades, electronics, and overall performance improvements.
In this breakdown, I cover:
-What actually changed from Gen 1 to Gen 2
-Gearbox and internal differences
-MOSFET / ETU upgrades and trigger response
-Spring change system updates (ESA vs ESA2)
-Whether Gen 2 is worth the upgrade
If you're trying to decide which version to buy, this should help clear things up without all the marketing fluff.
Buy the Specna Arms SA-F04 Gen 2 Flex AEG Airsoft Rifle in Canada:
https://www.replicaairguns.ca/specna-sa-f04-electric-airsoft-rifle
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