This is a 5 string bass guitar dual "hot rail" style humbucker pickup with 4 wires.
The rectangular measurement excluding the lips for the screws is
114mm x 39mm x 22mm deep.
The fixing holes along each side are 43mm apart and across the pickup are 44mm apart.
The maximum distance across the pickup including the fixing lugs is 51mm.
4 chrome fixing screws will be supplied.
4 cores and a cable ascreen are available for wiring.
For standard configuration the black wire (attached to the screen) is
the common or ground and the green wire is the live which connects to the volume pot.
The red and white wires are soldered together and connect the two coils to achieve the humbucking action.
If required you can separate the white and red wires and use the two coils in any configuration
for more complicated wiring arrangements.
Pickup core resistance is 7.4kOhms per coil, making the total series resistance 14.8kOhms.