Pressure Balancing Cartridge and Valve Stem Assembly Compatible with Pfister 0X8/JX8/VB8/JV8 Deep Casting Valve Specifications: Material: Metal, Plastic Quantity: 2 Shower Valve Stem Size: 2-5/6 x 2-5/6 x 2-1/2 inch Pressure Balancer Size: 1-9/16 x 1-3/4 x 1-11/16 inch Package includes: 1 x 971-2500 Valve Stem 1 x 974-2910 Pressure Balancing Cartridge Please Make sure it is compatible with your shower parts model before ordering