3-Piece airlocks from Buon Vino. Simply remove the cap, fill the cylinder about halfway (to the imprinted line) with water or sanitizer, and replace the cap. 3-piece airlocks are easy...
Large plastic airlock for stainless steel variable capacity tanks, or other containers with a thin lid. Features a threaded shaft with back nut and washer.
Bubbler, or S-shaped airlock. Includes plastic cap. Fill with water or sanitizer to the imprinted line, replace the cap, and insert into your fermenter. Ships unassembled (red caps seperate)