• Replace the oversized airlock of Speidel plastic tanks! • Ideal height of 5 3/8 inches. • Perfect diameters: 2 7/8 inches outer, 23/32 inches stem outer, 9/16 inches stem inner.

This replacement airlock is a great fit for those who own Speidel plastic fermenters. Whether you're a homebrewing enthusiast or a professional brewer, it's perfect for your fermentation needs. It easily replaces the oversized airlock that comes with the Speidel plastic tanks. With a height of 5 3/8 inches, an outer diameter of 2 7/8 inches, a stem outer diameter of 23/32 inches, and a stem inner diameter of 9/16 inches, it ensures a proper fit and smooth operation during the fermentation process.