This metal spline adapter, designated GP1074231, serves as a direct replacement for several Kohler rough plumbing components, including GP77005-RP, GP70006-RP, GP1092203, and GP1092204.

Crafted from durable metal, it is designed to restore the function of shower valve trim kits and handle assemblies in residential and light commercial settings. The robust construction ensures a secure spline connection, reducing the likelihood of slippage or wear over time. As a three-piece set, it offers a cost-effective solution for common repair needs without compromising on fit or reliability. The adapter is machined to precise specifications, allowing for seamless integration with compatible Kohler valve systems. Its compact size and straightforward design make it a practical choice for both experienced plumbers and DIY homeowners. The affordable price point, at just five dollars, provides significant value compared to purchasing an entire valve assembly. Each piece undergoes quality checks to maintain consistency in dimensions and surface finish. The metal alloy resists corrosion and deformation, contributing to long-term performance in moist environments. When installed correctly, the adapter restores smooth operation to existing plumbing fixtures, enabling precise temperature and flow control. This component is particularly useful for repairs in older systems where original parts may be discontinued. Its compatibility with multiple models reduces the need for trial and error, simplifying the repair process.

This adapter represents a balance of practical functionality and economical pricing.