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Gen 8 Stage 1 Upgraded Gearbox

Gen 8 Stage 1 Upgraded Gearbox

Gen 8 Stage 1 Upgraded Gearbox

Tactical Edge Hobbies

Need abit more power/reliability but not confident on building a gearbox? This is perfect for you! Already assembled gearbox set up to drop straight into a Gen 8 M4A1.

Also compatible with Gen 8 Scar V2, UMP45 but modifications are required for fitment.

Free shipping for all orders over $40

For more information on our shipping policy, please click on the following link.

Gel blasters are toys only and are NOT weapons or firearms.

Stage 1 Gearbox Includes - 

  • Nylon Gearbox Housing
  • Bearings
  • Cast Metal 18:1 Gears 
  • Metal Anti-Reverse Latch w/ Spring
  • Generic Upgrade 460 Motor
  • Nylon Piston with Metal Tooth Rack
  • Nylon Piston head w/ Bearing
  • Stainless Steel Cylinder
  • ABS Cylinder Head
  • Gen 8 M4 T-piece with Alloy Barrel
  • Nylon Trigger w/ Spring
  • Silver wire with a 5amp Trigger switch & JST-SM Battery Connection
  • Hardened Return Spring
  • ABS Tappet Plate
  • 1.2mm Piston Spring
  • Polycarbonate Spring Retainer
  • 220-230 FPS (Can be made higher with a bigger spring)

Still need more power? May we suggest this -


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