The massive outside ring is open to avoid resonances

Wallmount it enables record playback free from the effects of impact and vibrating floors

there is no plating or coating involved

Several other versions excist

MARC 7N Copper conductor and Copper/Tellurium connectors

RTM SM911 PROFESSIONAL - 2", 762 m, Precision Reel Kabler - Digital The massive outside ring isRecording The Masters HIGH OUTPUT STUDIO AND ARCHIVE TAPE Product code: R34420 Tape Width: 2'', 50,8mm Tape Length: 2500 ft, 762 m Reel Diameter: 10,5'' ; 265mm Reel Type & Hub: NAB Precision Reel Box Type: Tapecare PURE ANALOG SOUND. RTM is the leading manufacturer of professional and long play analog audio tapes, providing superior recording and sound playback qualities. Our products are made in France and are used worldwide in major recording