M-101526-F3 / M-101526-F4 Flush Valve Replacement, Fits for Flushmate 501, 501B, 503, 504 Series, Upgraded by BUTITNOW

["Upgraded Replacement: M-101526-F3 / M-101526-F4 Flush Valve Replacement, Fits for Flushmate 501, 501B, 503, 504 Series","Part Number: C-100500-K C-100500. Feature: Cost-effective and good value for money","Easy to Install: The C-100500-K Cartridge Kit is easy to install, no special tools are required, remove the old Flush Cartridge and replace new Flush Valve Cartridge Assembly C-100500. The Cartridge Parts is made of High Quality material, heat-resistance, wear-resistance, more reliable and have a longer service life. Please Wear work gloves to protect your hands before install.","High Quality: C-100500-K Flush Valve Assembly,Made of Strong ABS Materils, Including adjusting all components of the system.","Note: Prevent the Water Would not Shut off When Installed and Unable to Flush the Toilet With it Installed, Before installing the C-100500-K Flush Valve cartridge, Please read the installation instructions carefully"]