Airsoft Upgrades

5KU 130% Hammer Spring for WA M4 GBB Airsoft

Brand: 5KUCategory: GBBR Springs3 retailers

Price: $3.82 – $4.56 — In stock at 1 retailer.

Prices last checked July 30, 2026 across 3 retailers.

Manufacturer: 5KU SKU: 5KU-GB-123 130% Hammer Spring For WA M4 gas blowback airsoft or similar spec

5KU 130% Hammer Spring for WA M4 GBB Airsoft price comparison: the lowest price is $3.82 at Octagon Airsoft, the highest is $4.56, and the median across 3 tracked listings is $4.00. Comparing retailers can save up to 16% ($0.74) versus the highest-priced listing.

Powerplant: GBBR

Fits models: WA-pattern / GHK

Compatible with: M4/AR

See all WA-pattern / GHK magazines & fitment →

Where to buy the 5KU 130% Hammer Spring for WA M4 GBB Airsoft: prices at 3 retailers

  • SixMM: $3.82 — Out of Stock
  • Octagon Airsoft: $4.00 — In Stock
  • 18Airsoft: $4.56 — Out of Stock

Frequently asked questions about the 5KU 130% Hammer Spring for WA M4 GBB Airsoft

How much does the 5KU 130% Hammer Spring for WA M4 GBB Airsoft cost?
The 5KU 130% Hammer Spring for WA M4 GBB Airsoft ranges from $3.82 to $4.56 across 3 retailers. The lowest current price is at Octagon Airsoft. Prices are updated regularly from each store's live catalog.
Where can I buy the 5KU 130% Hammer Spring for WA M4 GBB Airsoft?
The 5KU 130% Hammer Spring for WA M4 GBB Airsoft is currently in stock at 1 retailer including Octagon Airsoft. We track availability across 3 airsoft stores and update stock status regularly.
What is the 5KU 130% Hammer Spring for WA M4 GBB Airsoft compatible with?
It is designed for GBBR platform and fits WA-pattern / GHK model.
Is the 5KU 130% Hammer Spring for WA M4 GBB Airsoft a good gbbr springs upgrade?
The 5KU 130% Hammer Spring for WA M4 GBB Airsoft by 5KU is listed in our GBBR Springs category and is priced from $3.82. We aggregate prices from 3 retailers 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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