Optimal Compatibility: Designed specifically for reel to reel tape recorders, these hub adapters a and operation. Construction: Crafted from high-quality plastic, these adapters boast a strong structure that withstands regular use while maintaining their integrity. User-Friendly Design: The adapters are engineered for easy installation, allowing you to set up your equipment quickly without the need for professional help. Each package contains a pair of adapters, making it a complete solution for your recording setup. Due to different batches, there may be differences in product appearance and printed text, which not affect use Colour:Blue Material:plastic Package Contents: 1 Pair x Hub Adapters 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.