3-Piece: Replacement Shaver Heads for Norelco Philips SH50
Philips S5050 Aqua Touch Razor Shaving Head Blade
Philips SH50/50 Replacement Blades for Series 5000 Electric Shavers | eBay
Amazon.com: SH50/52 Replacement Heads Compatible with Philips Norelco Series 5000 Replacement Heads for Philips Norelco 5000 Replacement Heads for Norelco Series 5000(S5xxx) AquaTouch (S5xxx),PowerTouch, 6Pack : Beauty & Personal Care
Philips SH50 Replacement Shaver Heads Rotary Shaving Blade 3 Foils&3 Cutters for Series 5000/6000/AquaTouch/PowerTouch Shaver - AliExpress