Schaub 927 Symphony Sonata Solid Brass Round Knob 1-1/4 in. diam.
Schaub 930 Symphony Sonata Solid Brass Round Knob 1-1/4 in. diam.
Schaub 967M Symphony Sonata Round Knob w/ Backplate 1-1/8 in. diam.
Schaub 968M Symphony Sonata Solid Brass Knob 1-1/4 in. diam.
Schaub 969M Symphony Sonata Solid Brass Knob 1-1/4 in. diam.
Schaub 982 Symphony Sonata Round Knob w/ Star Backplate 11/16 in. diam.