Our replacement head only compatible with Remington Balder Pro model XR7000 and not compatible with either Balder Boss models XR7120 or XR7100. Compatibility & FitOur replacement head for remington replacement heads are seamlessly compatible with the Remington Balder Pro Head Shaver Model XR7000, ensuring a perfect fit and smooth operation. Efficient Shaving ExperienceWith 5 precision-engineered Dual Track Shaver Heads, you can achieve a clean shave in under 2 minutes. No more sluggish shaving - our heads cut through hair with ease and precision. Easy to Install & MaintainInstalling our shaving heads for remington replacement blades are a breeze. Just follow the simple instructions, and you'll be ready to shave in no time. Plus, a drop of baby oil on each head after installation ensures smooth operation. Skin-Friendly & ComfortableFeaturing a round head design and special electroplate surfaces for anti-abrasion, our double-ring hypoallergenic stainless blades for re