Check Back For Availability quick view Check Back for Availability Zytron Control Products, Inc. Knob with 2" Diameter Clear Skirt & Red Line - 33-1001 MSRP: $9.95 DESCRIPTION Knob with 2" diameter clear skirt & red line. Dial plate not included. Check Back for Availability Add to Wish List Add to My Wish List Create New Wish List Compare