Operation confirmed. *Although we have confirmed the operation, if there are any defects in the product, please contact us via message and we will respond. *We will prioritize the person who purchases first, even if the price is being negotiated or someone is asking a question. Immediate purchase is OK. ************************************ [Product Description] Applicable models: CV-CH4, CV-CJT4, CV-CK4, CV-CM5, CV-F5, CV-F50, CV-FF2, CV-H500, CV-H520, CV-KD1, CV-MB02, CV-MC3, CV-MK81, CV-MVP5, CV-T410, CV-V411, CV-V420, CV-V500, CV-V52, CV-VE5, CV-VL5, CV-VP5, CV-WH6J2, CV-WR8, CV-WU8, CV-KVD5, HITACHI, CV-CH4003 Product name: Extension pipe assembly for vacuum cleaner