1/4" MFL Universal Tailpiece Save Liquid error (snippets/product-badge line 32): Computation results in '-Infinity'% $5.50 1 2 3 4 5 6 7 8 9 10+ Quantity Quantity Add to cart You can easily switch from a Corny Keg to a Commercial Keg by installing this universal fitting on the beer outlet on your Keg Coupler. You can easily switch from a Corny Keg to a Commercial Keg by installing this universal fitting on the beer outlet on your Keg Coupler.