Exmark LZUV3B is an UltraVac collection system/bagger accessory designed to fit Exmark Lazer (Lazer Z) series decks, enabling bagging and related collection functionality for commercial zero-turn mowing applications. It features quick-attach style operation for swapping between bagging and side discharge, with the system aimed at reducing clogging and controlling dust via a sealed hood design. (aldermans.com)