Shadow's SH 951 is not only a legend for Rockabilly bass players. Upright bass players from all around the world have appreciated and trusted this pickup for decades. The SH 951 is a single bass pickup with two sensors. The pickup has two opposing sensors to accurately reproduce the sound of the string and body vibrations. Sensor mount between the wing and feet of the bridge. Also available as a double side upright bass pickup (SH 950). Measurement Pickup: Length: 2 cm Width: 1,6 cm Height: 0,5 cm