JG - M4 - Hop-Up Unit w/ Bucking
Currently out of stock across all retailers.
Prices last checked July 31, 2026 across 1 retailer.
Features: OEM Factory Replacement Hop Up Unit Part Number 37220 Material Plastic Color Black Manufacturer JG Compatibility JG/Echo1 AEG M4 rifles DISCLAIMER: Please use discretion when installing custom parts as fit and compatibility may vary. Some modification may be required. Professional installation recommended.
JG - M4 - Hop-Up Unit w/ Bucking price comparison: the lowest price is $17.16 at VIP Airsoft, and the median across 1 tracked listing is $17.16.
Compatible with: M4/AR, AEG
Which buckings fit AEG? Compare fitment & degrees →
Where to buy the JG - M4 - Hop-Up Unit w/ Bucking: prices at 1 retailer
- VIP Airsoft: $17.16 — Out of Stock
Frequently asked questions about the JG - M4 - Hop-Up Unit w/ Bucking
- How much does the JG - M4 - Hop-Up Unit w/ Bucking cost?
- The JG - M4 - Hop-Up Unit w/ Bucking ranges from $17.16 across 1 retailer. Prices are updated regularly from each store's live catalog.
- Is the JG - M4 - Hop-Up Unit w/ Bucking in stock?
- The JG - M4 - Hop-Up Unit w/ Bucking is currently out of stock across all 1 tracked retailer. You can set up a price alert to get notified when it becomes available again.
- What is the JG - M4 - Hop-Up Unit w/ Bucking compatible with?
- M4/AR, AEG
- Is the JG - M4 - Hop-Up Unit w/ Bucking a good aeg buckings & nubs upgrade?
- The JG - M4 - Hop-Up Unit w/ Bucking by EMG is listed in our AEG Buckings & Nubs category and is priced from $17.16. We aggregate prices from 1 retailer so you can compare and find the best deal. Check the price comparison table above for current pricing from each store.
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