Product Description Upgrade your rifle&';s feel and control with the Sig Sauer M400 TREAD Two Stage Match Flat Blade Trigger Upgrade Kit. This premium two stage trigger is designed to deliver a crisp, clean break at approximately 5 lb pull weight, helping improve consistency for precision shooting and faster follow-up shots. Optimized for AR platform compatibility, it is built to enhance performance on M4 and AR-15 style rifles as well as Sig Sauer M400, MCX, and 516 models. Product Highlights Two stage match trigger design for improved control and a cleaner break Flat blade trigger shoe for a consistent, comfortable trigger press Approximately 5 lb pull weight for a balanced precision and duty feel Trigger upgrade kit format for straightforward replacement on compatible rifles Compatible with M4/AR-15 platforms and Sig Sauer M400, MCX, and 516 models Specs Brand: Sig Sauer Manufacturer Part Number: 8900696 UPC: 798681654819 Product Type: Trigger upgrade kit Trigger Type: Two stage, match Trigger Shoe: Flat blade Pull Weight: Approximately 5 lb Color: Black Compatibility: M4 / AR-15, Sig Sauer M400, MCX, 516 Listed Dimensions: 5.25 x 3.5 x 3 in Listed Weight: 0.3 lb Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.