A brush helps a compatible robotic cleaner maintain contact with pool surfaces while supporting movement and scrubbing action, and this Maytronics Dolphin magenta version uses the 6101640 reference. Surface-contact parts like this are important because cleaner traction and cleaning effectiveness both depend on dependable brush condition.This brush has practical value because it restores an original-style Maytronics contact component rather than forcing a less specific substitute. A properly selected replacement helps preserve cleaner compatibility and contributes to more reliable movement and surface-cleaning behavior.This type of part is especially useful when the original brush has worn down, hardened, or lost the grip needed for effective travel and scrubbing. That helps restore cleaner performance while keeping the repair targeted and practical.Installed in the proper application, this brush helps support cleaner traction and more dependable overall operation. Magenta brush for compatible Maytronics Dolphin cleaner applications Helps support traction, surface contact, and scrubbing action Useful when replacing a worn or ineffective original brush Supports cleaner movement consistency Improves cleaning performance and service confidence