AIRSOFT GEARBOX & PARTS

The main housing of the Madbull XF piston is Nylon polymer with a fiber reinforced structure (to better hold out against lateral forces, like violently spinning gears for example). The first seven teeth are steel (heat treated for strength) to engage the...

Change the power of your AEG on the field in seconds! The Variable Velocity Device or VVD is a set that includes a piston and piston head as well as an adjustment tool. The piston has head venting that can adjust to three different positions to alter...

Prometheus releases their classic hard piston, a technological benchmark for reinforced pistons. This version is specifically designed to drop in to the new Marui SOPMOD so the new kid on the block can now enjoy the glories of Prometheus as much as his...

The version 3 ball bearing spring guide features a slightly thinner diameter shaft to accommodate springs of all sorts, making it more forgiving for both the spring and piston to compress. The spring guide's shaft is built-in with the top bearing...

A combined piston/head/sector gear set from G&P, this package is a good choice for people looking to rock more intense gearbox setups. The piston itself is 7075 Aluminum for strength and low weight whilst sporting piston teeth and a sector gear of MRC...

A reinforced,replacement spring guide with a bearing for your Marui Version 2 Gearbox AEG.

Metal selector plate for new Ver.2 Shoot & Recoil engine gearbox from TM M4 SOPMOD. A more durable option to plastic selector plates; it features greater durability with sturdier construction, crisper movement translation and far less prone to flexing...

A hardened selector plate for your VFC SCAR, allowing you to safely switch firing modes without worrying about snapping your selector plate!

A set of 6 high quality 8mm bearings from Japan.

Designed for use with the Version II Gearbox, and CNC milled from quality Steel, this little piece of essential doodad is sure to last you a long Long LONG time!

This Spring Guide hails from SYSTEMA's ENERGY Collection series, and is enhanced with high quality thrust ball bearings. Designed to minimize the load on the motor caused by the spring torsion especially when compressing custom springs. A side effect of...

To realize their total concept of reducing weight, SYSTEMA releases a 2 piece structured cylinder head. As the nozzle tube can easily be influenced by the loading of rounds, SYSTEMA has decided to create their cylinder heads using stainless steel, thus...

This Brand new ENERGY Cylinder from SYSTEMA is created by precision grind-cutting from a single A5052 Aluminum Pipe with an Alumite finish. The ENERGY cylinders are specifically cut from both the inside and outside surface and designed to retain the...

A boat load of copper shim sets for your AEGs bevel gear!

Increase your total fps by installing the MS210 Non-linear spring on your AEG!

A reinforced Ver.II hard cutoff lever for your AEG gearbox.

An essential part of upgrading your AEG, the Duracon Piston Head with Thrust Bearing has been remade to be more effective. Redesigning the ports at the head reducing the total weight of the piston head, the NEO POM Piston Head creates a softer & quieter...

The Neo Enhanced EG Element Cord for Gearbox wiring & battery connection. Includes: 1x Neo Enhanced EG Element Cord.

quality whilst increasing smoother cylinder action!

The Prometheus spring guide for the Tokyo Marui Ver II M4 SOPMOD, enhanced for smoother action, with bearings!

Prometheus brings to you a new and improved piston head for the Ver.II Marui SOPMOD M4.

A high voltage switch assembly for the Marui M14 Series. Suitable for use on Marui M14 Series, G&P EBR MK14 Mod O, MOD I & M14 DMR Conversion Kit Series.

Suitable for use with G&P M120 High Speed Motors [GP561], with a power of 150%. To be used with rear battery mounts. Dean Connector. Includes: 8mm Bearing Gearbox. 8mm Bearing. 8mm Selector Plate. Cylinder. Metal Cylinder Head. Metal...

Suitable for use with G&P M120 High Speed Motors [GP561], with a power of 150%. To be used with rear battery mounts. Tamiya Connector. Includes: 8mm Bearing Gearbox. 8mm Bearing. 8mm Selector Plate. Cylinder. Metal Cylinder Head. Metal...

G&P 8mm Bearing Version 2 Gearbox.

Systema M150 Cylinder Unit for TW5.

MAG Chrome Steel Piston Rack Gear for Systema PTW Series.

This piston head fom Laylax Prometheus uses the POM material which improves the durability of the product, and also using the new bearing to improve the performace. Suitable for AK74MN and PSG1.

Deep Fire Enlarged Air Nozzle (for SIG).

Deep Fire Enlarged Metal Nozzle (for M14).

Deep Fire Enlarged Air Nozzle (for MP5).

Deep Fire Enlarged Metal Nozzle (for MP5).

PDI 6mm Rolling Bush for AEG. Made of "Bestal-G" resin, this would give you more silent and very smooth circulation, so can increase the cycle.

Deep Fire 250% Spring has been thoroughly tested for a proven formula. For a high performance spring like this, we highly recommend that you upgrade your gears also.

Version 2 of the Deep Fire Titanium Piston has revisions to the previous Titanium piston, with a complete end, as opposed to the open end of the first version. This makes the piston more rigid and less prone to torsion. The piston body is made of...

Prometheus Aero Cylinder Head Ver. 2 for Marui AEG. High quality part designed to replace the stock item.

Prometheus Aero Cylinder Head Ver. 3 for Marui AEG. High quality part designed to replace the stock item.

Prometheus Aero Cylinder Head Ver. 6 for Marui AEG. High quality part designed to replace the stock item.

Madbull have brought out a range of colour-coded springs that perform just as well as it looks. The colour is actually hard-coated onto the springs via a special process, and is not painted on. Madbull have been testing these springs thoroughly and have...

Madbull have brought out a range of colour-coded springs that perform just as well as it looks. The colour is actually hard-coated onto the springs via a special process, and is not painted on. Madbull have been testing these springs thoroughly and have...