These short shanks are suitable to attach taps to our Kegerator fonts. Can be used to replace the short shank on any 3" diameter tower. If you have received this in your kegerator package and still want to use a stepless clamp. Good news! You still can, just use needle nose pliers, boiling water and a positive mindset to get the hose over the barb.duotight short shanks manufactured after March 2021 have a redesigned barb increasing their reliability.