The Cybergun FN Herstal MK17 SCAR SSR AEG is in stock at eHobby Asia. Fully licensed by FN HERSTAL it has a CNC Aluminum one piece upper receiver, with high rigidness and it is light weight. The engraved FN HERSTAL licensed marking is on the receiver). This has a 23inch Long Top Rail that provides more than enough room for optic & other accessory and a 7mm Custom Gearbox that is compatible with Version 2 gearbox internal parts.