---

Specification:

• For M4A1/RIS/SR16
• Speed series
• S100+
• Rotary spring guide
• Modular gear set (smooth(16.32:1)
• Ultra piton
• Anti-reversal latch
• Piston head
• Stainless Bushes 6mm
• Cylinder、Cylinder head
• Nozzle
• Tappet

---

Size:

---

Note:

---

Test movie link:

---

Price: $ 175 USD

---

---

Specification:

For Marui Gearbox Ver.2/Ver.3

---

Size:

---

Note:

Modular Gear Set with 7mm Ball Bearing, with Stainless Bush

An-reversal Latch

Gear Key(Option)

User Manuals

---

Test movie link:

---

Price: $ 75 USD

---