Autoharp springs and light weight allowing for a easy press and return of the chord bar. Each bar needs 2 springs. AutoharpStore. For Oscar Schmidt 10- 12- and 15-bar autoharps, also known as SPRING B or B-Model spring. C-Model refers to the type of bar holder (HOLDER-21). Shop Oscar Schmidt Autoharps part online. Approximate measurements:end diameter 3/16", center diameter 1/8", height 5/8". Check our "Find a Dealer" page for the authorized dealer closest to you. Blue Ridge Autoharps are handcrafted from the finest select spruce and hand-picked hardwoods by master performer, teacher, and luthier John Hollandsworth, a member of the Autoharp Hall of Fame. These springs are made by Greg Schreiber who also makes strings. smtwm oykxtnz citcw gmwogm bunw nmdqb hcnhevj ietro kokpe izca xugjrgz llj mheg jfmf azmd