Sri Sadbhuja is the six-armed form of the Supreme Lord. In two of His hands He holds a bow and arrow, the symbols of Lord Ramachandra; in two hands He holds a flute,
the symbol of Lord Krishna. And in two of His hands He hold a stick and waterpot, the symbol of Lord Chaitanya.
Reference:- https://kids.iskcondesiretree.com/eBooks/Chaitanya_Charitamrita/Chaitanya_Charitamrita.pdf