Regular maintenance is needed for all airsoft guns in order to keep it in good working condition and reduce wear out issue on parts

Manufacturer: Elite Force / Umarex

the T-REX 9 is backwards compatible with all previous Classic Army Nemesis series AEG upper receivers

High Performance Internals

Gearset: Metal Heat Treated Gearset

Elite Force H&K USP Compact Gas Blowback GBB Airsoft hand stop Regular maintenance is needed forThe H&K KWA USP Compact is the compact version of the USP Full size designed for CQB situations. The real steel USP compact is widely preferred and used by US law enforcements. The UPS Compact is equipped with the new NS2 system and H&K full trade mark licensing giving you great performance and realism. The NS2 internal gas delivery system is a KWA patented design that utilizes an advanced lightweight composite gas piston with a two stage internal