4653857508556800 Luen Hing Electrical（HK）Limited Tong-Sol 5U4G Tube Product #: luenhingelectricalhk-Tong-Sol 5U4G Tube https://www.luenhinghifi.store/i/QiKijogAA 2022-10-22 Regular price: $HKD$380.0 Available from: Luen Hing Electrical（HK）LimitedIn stock