Keep your smooth shave going with Intercept Shaving Technology. This replacement head for Remington Shavers PF7400 PF7500 and PF7600 pre-trims longer hair so the flexing foils can get even closer for a close comfortable shave. Advanced 3-Stage Cutting System. Interceptor Shaving Technology. Full-Flex Pivoting Neck. Washable Head. Multi-Foil Pattern.