The META Tactical APEX-Series Chassis is the worlds first pistol to rifle bullpup style conversion kit. When paired with the Apex 16 Barrel, it allows you to shoot your P80 PF45 with either a Glock 20 or 21 slide further and more accurately than ever before with the most responsive and compact platform ever created. Designed, developed, and tested to be the most versatile and innovative conversion kit on the market while complying with all laws and regulations. Specifications for Meta Tactical P80 PF45 Apex Chassis: Manufacturer: Meta Tactical Gun Make: Polymer 80 Gun Model: Polymer 80 PF940c Fabric/Material: Chrome Moly Gun Rail: Picatinny Finish: Nitride Hand: Ambidextrous Features of Meta Tactical P80 PF45 Apex Chassis Bullpup design allowing for rapid target acquisition in a compact rifle platform Lightweight chassis, coming in at just 2.77lbs Ambidextrous design with shell deflector, ambi mag-release, and ambi non-reciprocating charging handle Supports suppressor height sights Compatible with most aftermarket slides as well as optics ready/optics cut slides (without optic mounted) Built-in cheek rest allowing for a consistent cheek weld Compatible with most AR15 flat-top A2 style grips 6-position adjustable stock M-LOK accessory system on handguard with a NATO picatinny top rail Package Contents: Meta Tactical P80 PF45 Apex Chassis What firearm models does the manufacturer say Meta Tactical P80 PF45 Apex Chassis is compatible with? The manufacturer suggests that Meta Tactical P80 PF45 Apex Chassis is compatible with Polymer 80 PF940c