Another Pro Guide by Perfect Airsoft in maintaining an AEG. Maintaining an airsoft AEG gearbox is less about drowning it in oil and more about strategic grease placement. The process starts with a deep clean of the internals, ensuring that old grime and metal shavings don't turn your new lubricant into a gritty sandpaper paste. While it might be tempting to open the gearbox every weekend, the guide suggests that unless you’re playing in a literal sandbox, once every year or two is plenty to keep things humming along without wearing out the screws.

The choice of lubricant depends on the specific part’s job description. Silicone grease is the go-to for rubber O-rings and plastic bits because it won't cause them to swell or melt into a sad puddle. Meanwhile, metal-on-metal components like gears and spring guides benefit from synthetic, silicone-free grease with PTFE, which handles heavy loads better. Just remember that more is not better; if your gearbox looks like it’s filled with mayonnaise, you’ve gone too far and will likely just end up gunking up your optical sensors.

Some areas are strictly "no-lube zones" to prevent your rifle from becoming a precision-engineered paperweight. Keep grease far away from the motor, the electronics, and the inside of your magazines, as oily BBs are the natural enemy of accuracy. After reassembling, it is wise to dry fire into a piece of paper to clear out any rogue grease before it reaches the inner barrel. If you follow these steps, your gearbox should stay happy, though your roommates might still have questions about why there's a disassembled rifle on the kitchen table again.