Gearbox Parts

High quality air nozzle from ULTIMATE. The AEG listed in the name is a guide only; this nozzle can be used in any gearbox where the required nozzl...

High quality air nozzle from ULTIMATE. The AEG listed in the name is a guide only; this nozzle can be used in any gearbox where the required nozzl...

A genuine, brand new cylinder and cylinder head for the ASG EVO 3 Scorpion, as well as the A1 and BET models. Original ASG parts. Includes everyth...

Constructed from solid steel with an attractive ribbed external finish. These high performance cylinders are surface treated to ensure minimal fri...

A premium, high strength spring guide with full metal construction. Features steel bearings under a rotatable guide to minimise friction when the ...

Solid steel trigger from ULTIMATE. Very strong construction minimises possibility of snappage. Suitable for AK series AEGs. View our entire range ...

Solid steel trigger from ULTIMATE. Very strong construction minimises possibility of snappage. Includes trigger torsion spring. Suitable for MP5 s...

High quality air nozzle from ULTIMATE. The AEG listed in the name is a guide only; this nozzle can be used in any gearbox where the required nozzl...

High quality selector plate from ULTIMATE. Incredibly strong construction is highly resistant to flex, breakage and electrical heat build-up. Suit...

Precision CNC manufactured cylinder heads from ULTIMATE. Colour coded for easy recognition, this head is suitable for version 7 gearboxes. Double ...

High quality air nozzle from ULTIMATE. The AEG listed in the name is a guide only; this nozzle can be used in any gearbox where the required nozzl...

High quality air nozzle from ULTIMATE. The AEG listed in the name is a guide only; this nozzle can be used in any gearbox where the required nozzl...

High strength anti-reversal latch that ensure your gears only turn one way. These latches are notably heavier than other reversal latches on the m...

Constructed from solid steel with an attractive gloss gunmetal finish. These high performance cylinders are surface treated to ensure minimal fric...

Constructed from solid steel with an attractive gloss gunmetal finish. These high performance cylinders are surface treated to ensure minimal fric...

Enhance your AUG AEG with this high performance Cylinder Head. The ULTIMATE® Upgrade Series Cylinder Head is CNC manufactured in machine grade alu...

The latest addition to the Ultimate upgrade parts series consists of a selection of hardened CNC crafted airsoft gears, specially engineered for p...

Solid steel trigger from ULTIMATE. Very strong construction minimises possibility of snappage. Includes trigger torsion spring. Suitable for G3 se...

High quality air nozzle from ULTIMATE. The AEG listed in the name is a guide only; this nozzle can be used in any gearbox where the required nozzl...

High strength anti-reversal latch that ensure your gears only turn one way. These latches are notably heavier than other reversal latches on the m...