ASG Airsoft AEG Gearbox 7mm Ball Bearing (6 Pack)

ASG Airsoft AEG Gearbox 7mm Ball Bearing (6 Pack

The ULTIMATE® 7mm ball bearings are a great choice for upgrading compatible gear boxes. Nylon bushings are not built to withstand the increased stress from an upgraded gearbox, so it is essential that these are replaced with metal bushings or ball bearings when upgrading your AEG.