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New - Rare NEC Vacuum Tubes, Set of 2, UZ-57A, Original Packaging
Product Details
New
Rare item
Set of 2 NEC vacuum tubes, with original packaging.
- Brand: NEC
- Model: Vacuum Tube
- Quantity: Set of 2
- Packaging: Original Packaging
- Manufacturer: Nippon Electric Co., Ltd.
- Number: UZ-57A
- New - Set of 2
Condition is as it was at the time.
The box has some damage due to age.
Daily Cleaning: Use a soft brush or damp cloth to gently wipe away dirt. Avoid harsh chemicals. For mesh areas, use diluted mild detergent and a soft brush.
Drying: Air dry in a cool, shaded place after cleaning. Avoid direct sunlight or high heat, which can cause fading and glue deterioration.
Storage: Stuff with paper to maintain shape when not in use. Store in a dry, ventilated area to prevent mold. Rotate between multiple pairs to extend lifespan.
Usage Notes: Designed for basketball. Not recommended for hiking, long-distance running, or other specialized sports where different performance features are required.


