FeaturesSet of two 6.3V direct replacement pilot light bulbs for amplfier power indicationOriginally introduced on '50s-era Fender® amplifiersUsed on Hot Rod Deluxe™, Hot Rod DeVille™, Blues Deluxe™, Blues DeVille™, Blues Junior™, Pro Junior™, Custom Vibrolux® Reverb, Super-Sonic™ series, Vintage Modified series, Vintage Reissue series, '57 Twin, '57 Deluxe™, '59 Bassman®, '94 Twin, Vibrasonic, '57 Bandmaster™, Vibro-King® and Tremolux™ amplifiersFits most vintage and modern Fender amplifiers