Rubner Superior Series Vintage 150-420a-EB-Io-RR tuning machines are the perfect choice for the discerning guitarist or luthier looking for precise tuning control. The superbly crafted steel and brass mechanics isolated by Moldflon anti-friction bearings along with Rubner Roll precision ball bearing equipped rollers provide a tuning experience you would only expect from machines costing considerably more. These Rubner tuners are not only well constructed… they look great, too. The solid brass, antique black, engraved Hauser-style plates, with oval ivoroid handles, matching ornamental ivoroid insets, and ivoroid Superior Rollers will compliment any guitar tastefully.
|Model||Rubner Roll, 150-420a-EB-Io-RR|
|Plate Shape||Hauser 3 per side|
|Plate Finish||Matte antique black|
|Handles||EB-I - ivoroid|
|Roller Spacing||35 mm O/C|
|Mechanics||Steel worm, 1:15 gear ratio|
|Moldflon Anti-friction Bearings||Yes|
Each Rubner tuning machine gear mechanism includes 4 ErlingKlinger Moldflon anti-friction bearings placed at critical friction points — 3 in the gearbox and 1 underneath the cog. In addition to providing you with a smoother tuning experience, these teflon disks reduce wear and significantly extend the lifetime of your Rubner tuners.
Moldflon anti-friction bearings are included as a standard feature on Rubner Tuning Machines from AllStringsNylon.com:
All Hauser plate sets
All straight plate sets
All single machines
All Superior Roller sets