Graph Tech PRB-4220-B0 Bass Ratio 22 Y Key Tuners Black
The Graphtech PRB-4220 is a right-handed set of RATIO Calibrated Machine Heads for BASS that use a 2 x 2 configuration. The balanced gear ratios to each string simplify the tuning process.
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Graph Tech PRB-4220-B0 Bass Ratio Tuners Specifications
Item #:
GRA PRB4220B0
Manufacturer Part Number:
PRB-4220-B0
UPC:
702725245055
Product Specifications
Graph Tech PRB-4220-B0 Bass Ratio Tuners Specifications:
Gear ratio: unique for each string position - one turn-one tone
Peg holes diameter required: 35/64" (14mm)
String post diameter: 0.547" (13.9mm)
String post length to string hole: 1.030” (26.1mm)
Weight per single machine head: 1.86oz (53g)
Weight per set of four: 7.44oz (212g)
String diameter: up to 0.98 gauge (or larger if taper-wound)
Graph Tech PRB-4220-B0 Bass Ratio Tuners Specifications
Product Specifications
Graph Tech PRB-4220-B0 Bass Ratio Tuners Specifications:
Gear ratio: unique for each string position - one turn-one tone
Peg holes diameter required: 35/64" (14mm)
String post diameter: 0.547" (13.9mm)
String post length to string hole: 1.030” (26.1mm)
Weight per single machine head: 1.86oz (53g)
Weight per set of four: 7.44oz (212g)
String diameter: up to 0.98 gauge (or larger if taper-wound)
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Earnest W. 🇺🇸
Verified Buyer
Very nice tuner's I installed
Very nice tuner's I installed them on a B. C. Rich Warlock I bought in 2007; they are exceptionally nice and not a bad price, delivery was excellent too; thank you AMS. . . ernie wood🖖🕺💃🐝
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