Luth-AR Trigger M16 Black. These AR15 Lower Parts from the geniuses at Luth-AR features a lightweight and ergonomic design that is low-cost compared to traditional designs. Easily adjustable this modular Luth-AR M16 Firearm Trigger construction is great for personal needs and configurations. Designed to work with most models the Luth-AR M16 Handgun Trigger drops in and goes at a moment's notice. Specifications for Luth-AR M16 Trigger: Manufacturer: Luth-AR Color: Black Caliber: 5.56x45mm NATO .223 Remington Gun Make: AR Platform Gun Model: M16 Gun Type: Rifle Weight: 0.88 oz Dimensions: 1 x 1 x .25 in Features of Luth-AR M16 Rifle Trigger 3FN-LPK-122LUTH Lightweight Adjustable Package Contents: Luth-AR M16 Trigger Luth-AR LR-21: Trigger M16 Black