Cautions After installation, put a drop of oil on each razor head and let the razor run for 10 seconds. In addition, they are washable and easy to clean. 【Wide compatibility】compatible with norelco shaver models: HQ7100，HQ7180，HQ7200，HQ7240，HQ7290，HQ7742，HQ7760，HQ7762，HQ7780，HQ7782，HQ8825，HQ8830，HQ8845，HQ8865，HQ8875，HQ8885，HQ8893，HQ8445，HQ8850，HQ8870，HQ8880， HQ8882，HQ8890，HQ7165，HQ7260，HQ7300，HQ7310，HQ7320，HQ7330，HQ8894，HQ7120，HQ7340，HQ7350，HQ7360，HQ7363，HQ7380，HQ7390，HQ7740，HQ7890，PT715，PT720，PT725，PT730，PT735，PT860，PT870， PT710、AT750、AT751、AT890、AT891、7310XL、7315XL、7325XL、7340XL、7345XL、7350XL、7360XL、7110X、7115X、7125X、7140XL、7873XXXL、7873XL7.
eBay