Amazon.com: SH30 Replacement Heads for Philips Norelco Series 3000, 2000, 1000 Shavers and S738 Click and Style, ComfortCut Shaving Heads SH30/52 Made in Netherlands : Beauty & Personal Care
User manual
Accessories and replacements | Philips
Men's shavers
CRP279/01 Philips Kniv til hårklipper
How to replace the shaver heads of Philips Shaver S1000 & S3000 - YouTube