This is a new concept design. He combined the advantages and disadvantages of various NAB-Adapters. In the past and made a new design upgrade. Please spend your precious time. Carefully watching the video introduction on the advertisement. Maybe you will be surprised. Suitable for 99.99% global brand models. More make and model ETC. ABS plastic shrink fixator. 6 notches inserted into alignment , guide grooves in all directions are designed to be easy to install and fix. No aiming, just put it down and align automatically. Use the center knob as a lock. Do not rely on the original spring to assist in locking the Trident. No shaking / No swing / Standard concentricity / Strong fixing force / Safe and reliable??? Rotating cup Outer ring spring Automatic opening, To lock the tape tray. The only highly adaptable NAB-Adapter on the market. High quality goods are highly praised by buyers. A variety of colors are available. In China, his sales have been very popular for five years, and the suitability and quality are consistent with the advertising description. He is stable and reliable. You don’t need to be careful about his quality. Each of our NAB-Adapters will be strictly tested. For international transportation, we strictly pack to ensure safety and reliability. When you receive your adapter, it will be intact. 1:The default sales color matches the shopping link. No need to change the color, no need to leave a message. 2:Locate the color letters for the following picture. If you need two-color matching or increase the quantity, please contact me.