BCA Gen. 2 High Performance AEG Motor (28TPA) (Long Axle / Short Axle) HK Comes with semi and full-auto

Comes with semi and full-auto select fire

Please retain your box

Rails on Top and Bottom for Tactical Accessories

Folded / Total

Internals and Rail

BCA Gen. 2 High Performance AEG Motor (28TPA) (Long Axle / Short Axle) HK Comes with semi and full-autoBCA 28 TPA neodymium magnet extreme torque motor is a game changer for those seeking to optimize performance on mid priced builds. Typically, those seeking to balance performance with cost would use SHS 12: 1 and 13: 1 gear sets, which pair extremely well with SHS and ZCI motors because of the excellent bevel pinion interface meshing between the SHS D type pinion gear and the SHS bevel gear. However, there were no available neodymium magnet motors