Designed to work in any smith & wesson m&p model pistol in a centerfire caliber, the apex flat-faced forward set sear & trigger kit reduces trigger pre-travel and over-travel, while allowing the shooter to position their finger at an increased leverage point lower on the trigger face to take advantage of lower trigger pull weights.Note: not for use in the m&p m2.0 models, any m&p shield models, or.22 caliber m&p models.Finish: BlackModel: Forward SetMaterial: Aluminum