Amazon.com: Razor Foil Cutter 21B Shaver Replacement Part, Black, Compatible with Braun Shaver Models Series 3 300s and 310s,340S-4 : Beauty & Personal Care
SatinShave Advanced Wet and dry cordless shaver BRL140/51 | Philips
32B Shaver Head Replacement for Braun 32B Series 3 301S 310S 320S 330S 340S 360S 380S 3000S 3020S 3040S 3080S - Walmart.com