Enhanceyour audioexperience with this set of Studer A67 B77 compatible designed mobility and convenience. Crafted from metal, these are built to last and provide stability for your portable audiodevices. the inner hole is precisely reamed. Perfect for music DIY enthusiasts andaudio who value portability and versatility in their equipment. Whether you're setting up a home studio or performingon the go, these effortless to transport your speaker and enjoy sound anywhere. Compatible Models: Pinch roller has wide compatibility with for Revox B77 A700 PR99 C270 C274 , for Studer A67 B67 A807 A810 Colour:As Shown Material:Aluminum + Rubber Package Contents: 1 Set x Metal Wheel 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.