Meta Tactical Glock 21 Apex Chassis Tan. When paired with the Apex 16 Barrel it allows you to shoot your Glock 20 or 21 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 Glock 21 Apex Chassis: Manufacturer: Meta Tactical Finish: Nitride Chassis Material: Chrome Moly Steel Gun Make: Glock Gun Model: Glock 21 Gun Rail: Picatinny Hand: Ambidextrous Features of Meta Tactical Glock 21 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 Glock 21 Apex Chassis What firearm models does the manufacturer say Meta Tactical Glock 21 Apex Chassis is compatible with? The manufacturer says that Meta Tactical Glock 21 Apex Chassis is compatible with Glock 21Meta Tactical APEX-2021-TN: Glock 21 Apex Chassis Tan