Used for '65 Twin Reverb®, '65 Twin Custom™ 15, '65 Super Reverb, '65 Deluxe Reverb®, '65 Princeton Reverb®, '68 Custom Twin Reverb®, '68 Custom Deluxe Reverb®, '68 Custom Princeton Reverb®, '68 Custom Pro Reverb®, '64 Vibroverb™ Custom, '63 Vibroverb, Custom Vibrolux® Reverb, Vibrasonic, Gretsch® G6163 Executive™ and Gretsch G6164 Variety™ Amp.
