> Just a couple of pneumatic rams, Wookie rigged together with a bell > crank arrangement to steer the force from horizontal to vertical > So, the bell crank snugs the bridge up to the index by hand, and once positioned, the rams clamp it there in place...a two-part clamping step? Jim I -- Jim Ialeggio grandpianosolutions.com 978- 425-9026 Shirley, MA
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