Airsoft Gearbox Guides & Technical Articles

If an AEG stops cycling, release the trigger and disconnect the battery. Repeated trigger pulls can heat the motor, wiring, battery or ETU and may turn a simple stoppage into component damage. Start with...

A gearbox bushing should seat flat and remain fixed in its shell bore. If it moves, first determine whether the bushing is the wrong size, the shell bore is damaged or the installation is...

An airsoft hop-up applies controlled contact to the top of the BB as it enters the inner barrel. That contact creates backspin, which changes the BB’s flight path. The chamber, bucking, nub, adjustment arm...

40Cr identifies an alloy-steel grade used for mechanical parts. The grade is relevant, but it does not by itself prove the hardness, toughness, wear life or load capacity of a finished AEG gear. Heat...

A magnetic-control gear set still transfers motor power mechanically through the bevel, spur and sector gears. The magnet is used as a detection reference for a compatible sensor or electronic control system; it does...

A dual-sector gear (DSG) has two piston-engagement sections on the sector gear. That changes the cycle geometry and makes the build more dependent on the piston, tappet system, spring, motor, battery and electronic control...

Hey there, fellow airgun enthusiasts! Today, let's dive into the world of gear ratios and how to pick the right one for your airgun. It's like finding the perfect gear dance partner to make...