RSI??s Billet Aluminum Push Button Kill Switch sets the bar when it comes to engine kill switches. CNC Machined from 6061-T6 Aluminum with a anodized finish makes this the most durable and reliable kill switch available. Special rubber coated wires with injection molded internal components make these switches 100% waterproof. Includes waterproof in line butt connectors for easy installation. Fits 7/8?? handlebars and works on all normally open circuit ignition systems on Dirt Bikes, ATV??s, Snowmobiles, and many other off road vehicles. List of part numbers that are compatible with the number :Barcode :KS-1-BLACK Supplier number :KS-S1-BLACK catalog number :202834