A choice of chrome, black or gold tremolos for Jazzmasters. These units have a large spring under the unit that requires a large square route in the guitar body so that the tremolo arm can be used to push the spring mechanism - moving the string retainer at the back of the unit.
Length (parallel to string): 93mm
Width (perpendicular to string): 98mm
Distances (see last photo)
Distance A: 34mm
Distance B: 45mm
Distance C: 84mm
Distance D: 25mm
Distance E: 80mm
Supplied with mounting screws & arm.