Wilson Combat Tactical Trigger Unit 2-Stage AR-15 Platform 4.5 - 5 lb Pull Weight Black. Installation is quick and easy and does not require any fine-tuning. If you're looking to update your AR-15 you can not go wrong with one of these Rifle Triggers from Wilson Combat. Specifications for Wilson Combat AR-15 Tactical Trigger Unit: Manufacturer: Wilson Combat Trigger Material: H13 Steel Gun Make: AR Platform Gun Model: AR-15 Gun Type: Rifle Included Accessories: Standard Condition: New Features of Wilson Combat AR-15 Tactical Trigger Unit: Exclusive Wilson Combat engineering has created a truly drop-in trigger unit with an ultra-crisp trigger pull that does not require any fine-tuning or adjustment by the end-user Installation is simple and just takes one minute. No adjustment screws to ever shoot loose No loose parts to misplace; the TTU is a self-contained trigger module. All components are precision CNC machined and/or EDM cut from solid bar stock. Hammer trigger and disconnector are manufactured from virtually indestructible H13 Steel and heat-treated for maximum wear resistance. Hammer trigger and disconnector pivot on hardened steel bushings so no wear or stress is imparted on your receiver pin holes or pins. A positive trigger reset guarantees a quick follow-up shot on target. The unique hammer geometry enhances reliable ignition with military and surplus ammunition of all types. Wilson Combat's exclusive 1911 style half-cock notch makes the TTU the safest AR trigger on the market and allows the TTU to meet or exceed military specifications for drop safety. Bulletproof design is engineered and extensively tested by shooters for shooters. The tactical trigger unit has raised the bar in AR trigger design and function. Package Contents: Wilson Combat AR-15 Tactical Trigger Unit The Wilson Combat AR-15 Tactical Trigger Unit is a quality addition to the Wilson Combat lineup. For more great deals on Rifle Triggers by Wilson Combat please browse our Wilson Combat Gun Parts page. What firearm models does the manufacturer say Wilson Combat AR-15 Tactical Trigger Unit is compatible with? The manufacturer suggests that Wilson Combat AR-15 Tactical Trigger Unit is compatible with AR-15Wilson Combat TR-TTU-H2: Combat Tactical Trigger Unit 2-Stage AR-15 Platform 4.5 - 5 lb Pull Weight Black