Replace the old, worn back backs with a Hipshot American Classics set. HB1 clutches are direct substitute for Schaller BM screw, traditionally used in MusicMan and G&L basses. In addition to these manufacturers, many others also choose these screws.
Specifications Tuning Precision (Ratio): 1:27.
Sturdy stamped and machined steel construction.
Fits 17.5mm holes.
Nylon bearing system with adjustable screw tension.
Reversible shaft, allowing you to set to right or left handed position.
Stainless steel grips, prevents stains and rust where you most lean against the backing.
Clutches are sold individually.

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