7mm Bearing set for 7mm gearboxes.  These are best for high-speed gearbox applications.

JB Unicorn's upgraded 6mm stainless steel 6-piece bushing set. Bushings have oil grooves to further reduce friction and fit flush in most gearboxes.

Made of Stainless steel. It has high durability against high speed operation and heavy load. The "double oil tank" design features very good lubricity to reduce the friction.

Area 1000 Oilless Metal Bushing Set. These bushing are the most commonly used reinforced bushing on the market. Inexpensive and reliable performance make this a good choice for any gearbox upgrade.

The Systema Energy Bushings are manufactured by cutting / grinding 303 stainless steel. The main function of stainless steel bushings are to extend the durability of the Spur Gear Bearings by preventing premature damage caused by the use of a high tension spring.

Systema Ball Bearing bushing set for Version 2, Version 3 and compatible gearboxes. Recommended for use with high speed/low torque applications. Not compatible with Marui M1A1 or P90 style airsoft guns.

Oiless Bushings for all TM AEGs except M1A1 and p90

Classic Army 7mm Oily Steel Bushing set for 7mm gearboxes.

G&P COPPER SHIMS (.2 AND .1)

Modify Tempered Stainless Bush 8mm (6 pcs)