3 lb strength when arms closed to parallel with each other.
NOS Later Aeolian Post 1960's Player Piano Mystery Spring
Later Aeolian Player Piano Play/Rewind Control Lever, Solid Brass, NOS
Later Aeolian Player Piano Tempo Box Slide Valve Spring
Later Aeolian Player Piano Tracking Pneumatic Spring
NOS Aeolian (1960's and later) Player Piano Wind Motor Slide Valve Pushrods
10 NOS Aeolian/Duo-Art Player Piano Valve Seats, 7/16" ID, Stainless Steel
