Our Pistol Caliber Carbine Triggers are built for top competitive shooters to offer the most accurate and dependable trigger on the market. Featuring Zero Creep Technology™, this drop-in trigger has a short, two-stage action, designed to feel like a 1911 trigger, that provides a true zero-creep break, extremely short overtravel, a sub 0.015” tactical reset and offers outstanding reliability. Pull weight of 3.5 - 6.0 lbs CLKR Technology Available with curved or flat trigger lever Zero Creep Technology™, along with hardened 440C stainless steel internal components ensure corrosion resistance and an extended service life. As Zero Creep Technology™ does not rely on coating, polishing or lubricating the key engagement surfaces, trigger pulls will be more consistent from shot to shot and after thousands of shots than you ever thought possible. SIG MPX The SIG MPX trigger features a bumper in the housing that transfers the majority of the blow back energy to the lower receiver. This was designed with safety in mind and helps to protect the trigger. All pull weights and measurements are approximate. Trigger Control Details Lever Type: Straight or Curved Zero Creep™: Yes TKR™: Yes - Min Overtravel CLKR™: Yes - Inc. Adjustable Flat Wire™: Yes - Hard Primer Compatible Take Up Distance: 0.035"" Overtravel: Sub 0.015"" Reset: Sub 0.030"" Pin Size: Mil Spec 0.154"" (trigger pins not included) Material: 7075 Aluminum & Stainless Internals Weapon Platform: SIG MPX, AR-9, FX-9 Warranty: Product Lifetime Material Details Housing: 7075 Aluminum (anodized) Key Components: 440C Stainless Steel PVD Black – PVD stands for Physical Vapour Deposition. It is a hard and durable coating that is applied to external stainless components to give them a clean black color.