This is a replacement rotary channel selector knob for a vintage television set.
Design and Functionality: This knob features a classic design with a chrome-finished face and a black outer ring. It is marked with standard VHF channel numbers ranging from 2 to 13, along with a "U" position, which was used to engage the television's UHF tuner mode.
Mechanical Specifications: The knob includes a keyed shaft insert, designed to fit securely onto a standard rotary tuner mechanism.
Manufacturing Details: The back of the component is stamped with "MADE IN TAIWAN" and includes the production marking "7G0221346".