Aquarium Algae Scrapers 40cm Stainless Steel AISI-420 & 410 (Rock-Well-Hardness 48 – 58) High German Quality Including protective cover Quality-Tested, Durable The sharp blade frees the glass from algae effortlessly Highly suitable for large and very large aquaria 4 cm wide blade www.simrix.com [email protected] Whats app +92 3006