Handwound Dan Armstrong Jazz Treble single coil Jazz Bass USA Vintage 1970's Style Because these tuners have a

Because these tuners have a larger string post the tuners do require the original larger peg hole which is very similar in size to what is used for modern die-cast tuners

For later model Musicmaster please see BR-5600 series guards

380 Approx In 1 11/16 1/8 3/16 1 3/8 Millimeters

8mm push-fit bushes but with three different post heights that create the correct string tension over the top nut that eliminates the need for string trees and thereby improving tuning stability

E to E string spacing = 52mm

Handwound Dan Armstrong Jazz Treble single coil Jazz Bass USA Vintage 1970's Style Because these tuners have aWith a lower D. C. resistance than the JB the JT is more like a bright version of a telecaster neck pickup.