Helix Airsoft's custom two-tone black and FDE/tan FN Herstal FNX-45 tactical pistol. The FNX is a highly customizable, incredibly accurate gas blowback sidearm modeled after the .45 caliber ACP pistol. Featuring a metal slide assembly mounted to a nylon reinforced polymer lower, this pistol is ideal as either a primary race pistol or reliable backup. It's threaded outer barrel accepts mock silencers/suppressors. The iron sights are adjustable and the rear of the slide has a plate that can be removed for mounting aftermarket micro red-dot sights such as Helix's Prism RDS. The lower frame is railed for attaching aftermarket accessories such as pistol lights or lasers as well. The grip is aggressively textured for maximizing grip and ontrol. The backstrap is removable and replaceable for finding the perfect comfrotable fit no matter your hand size or shape. This green gas powered pistol has crisp, consistant blowback recoil and fires at approximately 330 FPS with 0.20g BBs.