Airsoft Upgrades

S&T T21 EBB AEG (Pro line)

Brand: S&TCategory: HPA Parts1 retailer

Check retailer availability.

Prices last checked August 21, 2026 across 1 retailer.

Features Electric Blow back with moving bolt simulating ejection port opening Full metal barrel assembly 20mm top rail for optics Compatible with ARES FCU fire control system Flip up front and rear integrated sights Full metal gearbox with Quick change spring system Utilizes regular M4/AR-15 AEG magazines! Weight (g) 3,000 g Length (mm) 660 mm Material Nylon Fiber, Metal Color Black,DE,OD Battery Ni-MH / LiPo Power Source 7.2 -11.1V Fire Mode Full Semi Auto Blowback Action Electric Blowback Hop-Up Type Adjustable Gearbox Type Original Motor Type Short Type Thread Diameter (14mm) Positive Capacity (Rounds) 300 Rds Bullet Type (g BBs) 6 mm Muzzle Velocity (Standard Version) (MPS (Measured with 0.20g BBs)) 110-130 m/s Plug Type (Tamiya) Small Tamiya

S&T T21 EBB AEG (Pro line) price comparison: the lowest price is $319.53 at 007 Airsoft, and the median across 3 tracked listings is $319.53.

Compatible with: M4/AR, AEG

Where to buy the S&T T21 EBB AEG (Pro line): prices at 3 retailers

  • 007 Airsoft: $319.53 — Out of Stock
  • 007 Airsoft: $319.53 — Out of Stock
  • 007 Airsoft: $319.53 — Out of Stock

Frequently asked questions about the S&T T21 EBB AEG (Pro line)

How much does the S&T T21 EBB AEG (Pro line) cost?
The S&T T21 EBB AEG (Pro line) ranges from $319.53 across 1 retailer. Prices are updated regularly from each store's live catalog.
Is the S&T T21 EBB AEG (Pro line) in stock?
The S&T T21 EBB AEG (Pro line) 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 S&T T21 EBB AEG (Pro line) compatible with?
M4/AR, AEG
Is the S&T T21 EBB AEG (Pro line) a good hpa parts upgrade?
The S&T T21 EBB AEG (Pro line) by S&T is listed in our HPA Parts category and is priced from $319.53. 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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