1. Enhance your audio experience with our premium 9-pin Bakelite tube sockets, specifically designed. 2. These sockets are perfect for vintage audio amplifier projects and high-fidelity (HIFI) DIY enthusiasts. 3. Constructed from high-quality Bakelite, these tube sockets durability and excellent electrical insulation, preventing any leakage and short circuits. 4. Their robust design supports frequent usage, making them an ideal choice for both amateur and professional audiophiles looking to build or repair their own audio equipment. 5. Upgrade your audio system's performance with these reliable and easy-to-install tube sockets, and bring the classic sound of vintage amplifiers into your home or studio. Applicable to 12AX7, 12AT7, 12AU7, ECC83, ECC82, E88CC 6922 6p1 6p14 6n1 6n11, etc. Applicable tubes: 6DJ8 EL84 6922 6BM8 6BQ5/EL84 6CG7/6FQ7 6DJ8/ECC88 6DL4 6EU7 6AU8 12AT7/ECC81 12AU7/ECC82 12AX7/ECC83 12AY7 12AZ7 12BH7 12BY7 5751 5814 6189 7119/E182CC 7199 E80CC EF86, etc. Due to different batches, there may be differences in product appearance and printed text, which not affect use. Colour:Khaki Material:bakelite Package Contents: 10 * Tube socket Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.