Introducing the perfect solution to ensure smooth and even development of your film - the Developing Tank Agitator/Mixer. Designed for use with Developing Tanks/Drums, this brand new accessory guarantees optimal agitation, without any guesswork. Say goodbye to uneven development and hello to a consistently high-quality finish. Crafted with precision and attention to detail, this Agitator/Mixer is a must-have for any photography enthusiast or professional. Upgrade your darkroom and developing equipment today with this top-of-the-line accessory.