Comfortcut Replacement Heads for Philips Norelco Electric Shaver Series 1000, 2000, 3000 and S738 with Durable Sharp Blade, SH30 Philips Heads, 6-Pack, Non-Original - Walmart.com
Philips Norelco Shaving Heads for Shaver Series 3000, 2000, 1000 and Click & Style, SH30/52 Silver SH30/52 - Best Buy
Amazon.com: Philips Norelco 2500, S1311/82, Dry Electric Men's 2000 Series Shaver with Corded/Cordless Operation, Pop-up Trimmer, Self-Sharpening Blades & Charging Status Display : Beauty & Personal Care