The Competition Pro Trigger assembly is compatible with most variations of Beretta's 1301 an A400 shotguns. It features metal trigger and a black trigger guard, and utilizes a new shell carrier design. The carrier remains lifted during the reloading process to promote faster loading, enable quad-loading, and also helps the operator avoid "thumb bites". Compatible with the Following Shotguns with 3.5" Chambers: A400 Utralite A400 Xplor Novator A400 Xplor Light A400 Xplor Action A400 Xcel Sporting A400 Xcel Parallel Target A400 Lite A400 Upland NOTE: This trigger will NOT fit shotguns with 3" chambers.