External parts

The 5KU B-31L Sport Upper AK Handguard is a modern tactical upgrade designed for airsoft replicas based on the AK platform, providing improved accessory mounting capability and a contemporary Russian-inspired appearance. Developed as a replica of the well-known Zenit-style upper rail system, it enha..

5KU Ambi Charging Handle for M4 AEG is a replacement ambidextrous charging handle designed for M4-style AEG rifles, offering improved ergonomics and functionality over standard stock handles.It allows both right-handed and left-handed players to operate the charging handle from either side of the ri..