Interpet Twist & Click Replacement Plastic Blades, Removes Algae from Glass and Acrylic Aquariums, Fits the Fixed Handle and Extendable Handle Model, pack of 3

REPLACEMENT PLASTIC BLADES FOR YOUR TWIST & CLICK AQUARIUM SCRAPER - replacement plastic blades are great for acrylic or delicate glass aquariums because of the softer material, reducing the risk of scratching SIMPLE TO REPLACE - The Twist & Click design makes it easy to switch your blades or replace them when they become worn TWIST & CLICK - to change the blade, click out the tabs from the head, twist blade and remove. To replace the blade, insert blade at an angle, twist and click in the blade tabs to lock into the head FITS THE TWIST & CLICK FIXED HANDLE AND EXTENDABLE HANDLE MODELS - the blades are suitable for use with a Twist & Click short or adjustable handled scraper SUITABLE FOR ALL AQUARIUMS - suitable for tropical, coldwater and marine aquariums, glass, plastic or acrylic