1. Easy to use and install,durable2. 6 prongs in 9 pin plug,3 prongs on the top,middle 3 pi holes are empty,3 prongs on the botton3. Suitable for many different types and styles of motorcycles4. Featuring one normally closed and two normally open contacts in a TPST (Triple pole, single throw) orientation. So, three inputs and three outputsProduct Description When the switch is in the OFF position: Input 1 & Output 1 are connected Input 2 & Output 2 are disconnected Input 3 & Output 3 are disconnected In the ON position: Input 1 & Output 1 are disconnected Input 2 & Output 2 are connected Input 3 & Output 3 are disconnected In the START position: Input 1 & Output 1 are disconnected Input 2 & Output 2 are connected Input 3 & Output 3 are connected Specification: Wire Length: 230mm Number of Keys: 2 Switch Positions: 3 (Off-On-START) Required Fixing Hole Diameter: 22.5mm Max Barrel Diameter: 38mm (approx) Connector Type: 9 way 2.8mm Motorcycle Connector Note: Please allow 0.5-1 in