A trigger assembly comprises a trigger frame having a body with a cavity therein, a handle connected to the body, a trigger guard on the body defining a space with which a portion of the cavity is in communication, a connection member on the body, a slot member on the body, and abutment surfaces within the cavity. It also comprises a trigger pivotably mounted and movable within the trigger frame and comprising a body portion, a pivot connection means on the body portion connectable to the connection member of the body, a lever extending from the body portion for contact by a user, an engagement portion for engaging a firing mechanism to initiate discharge, and a rod connection means associated with the body portion for connecting the trigger to a rod to initiate re-arming.