Check the listing for details. Delta Style RP70538 Pressure Balance Cartridge for Peerless,Pegasus, Glacier Bay. Condition: New. Listed at 28.99 USD. Compatibility: Designed to replace the mixing pressure balance cartridge on many faucet brands; Glacier Bay, Delta, Peerless, Aquasource, Baypointe, Homepointe, Pegasus and many others. Common part numbers that this cartridge replaces are as follows: Kissler 46-0538, Delta RP70538, Peerless RP70538, & many others. Dimensions: The 70538 mixing cartridge measures 3-⅛ inch (78 mm) in length. The outer width measures 1-⅝” (40mm). Intensely tested by the manufacturer to ensure the cartridge can meet the demand of your shower. Other Components: The 70538 boast “Delex” style brass broach which is compatible with a number of Delta, Peerless, Glacier Bay Handles. The threaded insert is designed for handle screws, while the flat sides are designed to work in tandem with a handle that utilizes a set screw.. The 70538 can also be used with a hexagonal adapter for Glacier Bay shower cartridges. An additional Check valve can be utilized using 73625.