WMD Guns NiB-X AR Platform 2 Stage Trigger Curved 4.5 lb Nickel Silver. The following parts Nib-X coated are: Hammer and Trigger. Disconnect and springs are included. 2-Stage Nickel Boron Trigger. With a 4.5 lb total pull weight and a durable Nickel Boron finish this trigger ensures a smooth pull and crisp break every time you squeeze the trigger. The two stages of this trigger consist of an initial 2 lb pull that brings you to a 'wall' where the hammer and trigger are set to break for the shot. After that its only a 2.5 lb pull to fire helping you to make accurate shots with short resets in between. Parts Included: 2-Stage Nickel Boron Trigger 2-Stage Nickel Boron Hammer 2-Stage Disconnector Trigger spring Trigger pin Hammer pin Hammer spring Disconnector spring Specifications for WMD Guns NiB-X AR Platform 2 Stage Trigger: Manufacturer: WMD Guns Color: Nickel Trigger Shape: Curved Trigger Pull Weight: 4.5 lb Gun Make: AR Platform Gun Type: Rifle Finish: NiB-X Features of WMD Guns AR Platform NiB-X 2 Stage Trigger All parts meet or exceed military specifications (Mil Spec) Quality packaging keeps components protected and organized Easy to Install Quick and easy installation can typically be done in 10 minutes using our detailed instructions. No special tools required. Package Contents: WMD Guns NiB-X AR Platform 2 Stage Trigger WMD Guns 1-2SA: NiB-X AR Platform 2 Stage Trigger Curved 4.5 lb Nickel Silver