Features: Experience precise water temperature regulation with this thermostatic shower control handle, featuring a safety lock at 30°C and adjustable up to 42°C for safe, consistent comfort in any bath or shower. Crafted from strong ABS with a finish, this ergonomic handle offers easy installation via flat screws and slots, fitting standard 20 splines spindles (7.6mm/9.6mm diameters). designs for households search reliable shower handle replacements, especially family with children or elderly member requiring stable, burn preventing water setting . optimizes bathroom or kitchen faucets with this multifunction control knob, ideal for adjusting water flows during showers, dishwashing, or tub filling tasks. Its corrosion resistant design ensures long service performances, while the small 42.5mm length and 40mm diameter suit diverse plumbing configuration effortlessly. Specifications: Component : ABS Process: accuracy casting, surfaces polishing Size: about 4.25x4.25cm/1.67x1.67inch Package Includes: 1 thermostatic valves note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the differences between different monitors, the picture may not reflect the actual colorful of the item.