Our most popular categories
Our most popular brands
Featured General Internal Parts
- GBB Barrel
- Stainless Steel
- Rigid & Accurate
A Precision Inner Barrel for Gas Blowback Pistols and compact Airsoft weapons, produced to an incredibly high standard of tightbore performance increasing your range and accuracy over distance.
- Great Spare Part
- Hop and Nub Set
- Soft Rubber Design
A replacement hop-up rubber and bucking for Airsoft AEG Hop-Up units.
- For AAP-01
- Ideal Spare
- Loading Nozzle
A Polymer constructed Gas/Loading Nozzle for the Action Army AAP-01 Assassin Gas Blowback Airsoft Pistol, which is an ideal spare part to own, and is absolutely vital to the function of the Pistol. If you plan on using Full Auto a lot, then a Spare Nozzle is a must-have, as you don't want to be caught out come skirmish day.
- Trigger Replacement
- Optical Trigger Adjust
- Highly Advanced System
A drop in MOSFET Kit designed for Rear Wired Version 2 Gearbox, which are typically seen in M4 Variant Rifles. This variation of the Kit comes with the MOSFET Unit and the USB-Link. This light version of the kit does not include the tactical programming card.
- 16.32:1 Ratio
- For Version 2/3/6
- Steel Construction
A high-quality range of gear sets for Version 2/3/6 Airsoft gearboxes, choose from a range of gear ratios to support high FPS and high rate of fire builds.
- High Density Steel
- For Standard Hop Unit
- Improved Range & Power
It's time to give more range, accuracy and power to your beloved SSG 69.
- Specially Designed
- Specialised Airflow
- Upgrade Inner Barrel
A new unique range of barrels by Maple Leaf designed to produce consistent air flow and pressure behind every BB as it leaves the barrel.
Shop internal parts for your airsoft gun, pistol and snipers
Find every airsoft internal part you need to upgrade your Airsoft gun with Patrol Base. Whether you’re looking for sniper parts, AEG internal parts, gas parts or spring-powered parts, we’ve got everything to take your weapon to the next level, from top brands like Guarder Airsoft and Krytac.
Wipe out the competition with enhancements to the range and accuracy on your Airsoft support gun, Airsoft pistol, sniper rifle, or any other airsoft weapon. We have a range of airsoft sniper parts such as springs, hop up units and barrels so you can shoot fast and flawlessly every time. You’ll also find a range of standard internal parts to use as replacement components for anyone who has suffered from any unfortunate faults.
Can’t find what you’re looking for? Why not explore our wider selection of Airsoft upgrades and modification kits? Alternatively, shop our airsoft chronographs and tools for help installing and testing your new parts.