Be sure to add me to your favorites list DBX Replacement Knob / Dial for the 1231, 166XL, 2215, 2231, 1066, 1046, 266XL, and ZC1, New Condition This is a new, just out of package condition, replacement knob / dial for many dbx models, including the 1231, 166XL, 2215, 2231, 1066, 1046, 266XL, and ZC1 units. Unfortunately, these are very easily lost, so here's a brand new replacement! This is in brand new, never used condition, and will fit right onto one of the stems on your dbx. I have several of these available and you can get one or more. Replacement knob for many dbx models, including the: 1231 166XL 2215 2231 ZC1 1066 1046 266XL Thanks for looking, Check out my Store!