Erwin Sattler
PULLEY WITH BALL BEARINGS
PULLEY WITH BALL BEARINGS
Regular price
$270.00 USD
Regular price
Sale price
$270.00 USD
Unit price
per
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The ball-bearing rope pulley offers not only visual appeal but also two technical advantages: Its ball bearings do not wear and they keep frictional losses to a minimum, which improves the accuracy of the clock.
Treasures are kept safe and hidden inside a fascinating and impressive precision pendulum clock
The Troja Sonata M, a precision pendulum clock with half-hour impact mechanism and moon phase display. As an imposing grandfather clock, it can also hide the most secret treasures … In addition, the video also shows the Secunda Sonata, the counterpart as a classic precision pendulum clock for the wall.