Compatible with: SH30/50/52 repment heads are compatible with s series 1000, 2000, 3000, 5000 s, S738, AquaTouch (S5xxx), AquaTouch (AT8xx, AT7xx) and PowerTouch (PT8xx, PT7xx) cliand style; Please do chethe model of your models before purchasing to e sure it's the product you needGet a clean look: each repment head features 9 pointed s inside the head, the pointed design can help you shave beard efficiently, your beard can disappear without a ce, giving you a clean and fresh look; These heads are washable, you can clean them after shaving or brush them with a cleaning brushPractical 360-degree design: this SH30/50/52 repment s is designed with 360 degrees without dead ends, and the round head can well protect your sfrom scratching and remove your unwanted part, practical to use in daily lifeSimple to install and rep: these repment heads are easy to install, after installation, p a tiny drop of oil on each head and run for 10 seconds, helping to maintain a properly-running; It's recommended that rep the shaving heads every 12 months for a nice performanceFeatures:Easy to rep:Step 1, e sure the is off, otherwise, it will hurt your hand, then put out the head.Step 2, pre on both sides of the buckle, take out the heads.Step 3, then rotate the head bracket gently, separate the bracket from the shaving head.Step 4, at last, remove the old head and install the new repment head.Wide compatibility:SH30/50/52 repment heads are compatible with s Series 1000, 2000, 3000, 5000 s and AT750/ AT899, PT710/ PT880, SW5700, SW5710, SW5720, XZ5800, XZ5810, HQ7100/ HQ7390.Specifications:Color: silvermaterial: metalPackage Contents:3 x headWarm notes:Pointed parts included, please keep away from the little kids.Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.