This is a scraper to remove algae on the aquarium glass surface. Its handle can be extended with an optional Extender for the use in a large size tank. Also, Pro Razor Mini is for small tank and narrow space of aquarium. The replacement of blade is necessary once it is getting hard to remove algae. Reviews There are no reviews yet. Be the first to review “ADA Pro Razor Mini Blade (2ps)” Cancel replyYour email address will not be published. Required fields are marked *Your rating * Rate… Perfect Good Average Not that bad Very poor Your review *Name * Email * Save my name, email, and website in this browser for the next time I comment.