Amazon.com: RQ11 Replacement Heads Compatible with Philips Norelco Sensotouch Replacement Heads for SensoTouch 2D Shavers 1100 Series,1170x 1180x 1150X,1160X,New Upgraded Shaving Unit RQ11/52 (1 Head) : Beauty & Personal Care
Amazon.com: RQ11 Replacement Heads Fit for Philips RQ11 Replacement 1150X 1160X 1170X 1180X, Compatible with Norelco Sensotouch Rq11 New Upgraded Electric Shaver SensoTouch 2D Models (1 Head) : Beauty & Personal Care