Wilson Combat Enhanced Trigger Unit Curved 4-4.5lb Black. The black DLC (Diamond-Like-Carbon) physical vapor deposition finish on essential action parts comprises chromium and tungsten underlayers that give superior corrosion protection. So your ETU will continue to work as smooth as glass even under heavily fouled conditions for years to come.- all while reducing wear due to hot powder gases. With the help of our unique Wilson Combat engineering you can experience an ultra-crisp trigger pull that lasts 4 to 4.5 lbs without any additional adjustments or modifications. On top of this a shorter and more positive reset offers fast follow-up shots for better accuracy on target every time The custom hammer geometry provides surefire ignition with all types of military & surplus ammo while also exceeding safety standards thanks to its 1911 style half cock notch feature. Constructed and machined with preciseness this trigger housing houses an H13 heat-treated trigger hammer sear and sturdy stainless steel spring to ensure a streamlined installation. Designed by shooters for shooters who demand the best in performance - Bullet Proof's Enhanced Trigger Unit has set new standards for drop-in AR triggers. Our rigorous testing process ensures you of its superior quality too Specifications for Wilson Combat Enhanced Trigger Unit: Manufacturer: Wilson Combat Color: Black Trigger Shape: Curved Trigger Material: H13 Steel Trigger Pull Weight: 4 - 4.5 lb Gun Make: AR Platform Gun Model: AR-10 AR-15 Gun Type: Rifle Finish: DLC Fabric/Material: Stainless Steel Features of Wilson Combat Enhanced AR Trigger Drop In Two stage No adjustment screws CNC precision machined H13 steel and treated with DLC finish Positive trigger reset 4 - 4.5 lb trigger pull Package Contents: Wilson Combat Enhanced AR Trigger What firearm models does the manufacturer say Wilson Combat Enhanced Trigger Unit is compatible with? The manufacturer suggests that Wilson Combat Enhanced Trigger Unit is compatible with AR-15 AR-10Wilson Combat TRETUM2: Enhanced Trigger Unit Curved 4-4.5lb Black