This is an UPGRADED Gen9/10 Nylon Gearbox.
All shimming, greasing, and wiring done.
When this gearbox is installed correctly in the gel blaster, it can produce an output of over 320FPS.
Check the video link on our Facebook page for the chronograph reading:
https://www.facebook.com/bigbosstacticalaustralia/videos/196894218302058/
What’s in the box:
1. Metal Ball Bearing Spring Guide
2. M90 Steel High Tension Spring
3. Strong Nylon Outer Shell
4. Polymer Plunger With Steel Teeth
5. Alloy Lightweight Ball Bearing Piston Head
6. Oversized O-ring Upgraded
7. Metal Anti Reverse Latch
8. 18:1 Metal Gears (Shimmed)
9. Steel 100% Volume Cylinder
10. Strong Nylon Flexible Tappet
11. Strong Stainless Return Spring
12. Lightweight Nylon Cylinder Head
13. Upgraded Tight Air-Seal Nylon Nozzle
14. Strong Metal Trigger
Working Safe/Semi/Auto Selector Function
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