Check the listing for details. DELTA Style RP50587 Replacement Cartridge Assembly New. Condition: New. Listed at 15.99 USD. The Delta Style Single-Handle Valve Cartridge features Diamond seal technology. This cartridge is ideal for single-handle kitchen and lavatory faucets (not included). This cartridge is made as a replacement cartridge for Delta Single handle faucets, non-OEM Compatible Replacement for Delta RP50587Non-OEM, Precision Tested for Quality & DurabilityGreat Value Part, repair your faucet instead of replacing!36mm cartridge base; 1"x1"x3"The Delta Style Single-Handle Valve Cartridge features Diamond seal technology. This cartridge is ideal for single-handle kitchen and lavatory faucets (not included). This cartridge is made as a replacement cartridge for Delta Single handle faucets, non-OEM Compatible Replacement for Delta RP50587Non-OEM, Precision Tested for Quality & DurabilityGreat Value Part, repair your faucet instead of replacing!36mm cartridge base; 1"x1"x3"