Timney triggers feature precision machining workmanship and are individually tested and calibrated by hand.Timney's featherweight trigger is precision machined and hand-fitted to provide a crisp trigger pull.It features a lightweight alloy housing and hardened steel working surfaces.This model is compatible with your fn scar17 firearm.Finish: Black/GoldType: TriggerModel: FeatherweightMaterial: Steel w/Aluminum HousingTrigger: 3.5 lb