Features: Easy to install and operate. The third pole can be wired to control an LED status light or other custom function. There are a total of nine lugs on each switch, three per pole. At least 7/8" depth and 1/2" diameter mounting hole are required, the threaded portion is 7/16" tall. Hex nuts, lock washer, flat washer inculded. Fitments: For rewiring vintage padals or effect boxes For Electro-Harmonix, T Rex, Retro FX, Radial Bigshot,ect effects pedals Installed in the instrument has no color lines or other components of the signal chain. Specifications: Material: Metal+Plastic Color: Silver+Black Pin Quantity: 9-Pin Actact Type: 3PDT Size: 2x1.7x4.3cm/0.79x0.67x1.69(LxWxH) Quantity: 1 Pc Note: Please allow 1-3mm error due to manual measurement. pls make sure you do not mind before you bid Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! No Retail Package Package Contents: 1 x 3PDT 9-Pin Guitar Effects Stomp Switch