Carburetor vacuum slide diaphragm for carburetor repair and maintenance.Compatible with models requiring a rubber and metal membrane throttle component.Designed to fit KLR250 carburetors.This part functions as a vacuum actuated slide diaphragm, helping regulate airflow and fuel mixture.Includes per pack.Constructed with rubber and metal materials for performance in carburetor. This product is not manufactured by the brand.Model and brand mentions are for compatibility guidance only.