King Arms 6mm Bearing Set for AEG

King Arms 6mm Bearing Set for AEG 6mm Bearing Bushing from King Arms Design for any Gearbox Version Suitable for ALL AEG brand: Tokyo Marui, ICS, STAR, Classic Army, G&G, G&P, TOP As always, upgrading AEG require necessary skill & technique to dissemble the gearbox, consult expertise if needed