Hidden Crank Trigger Wheels - DIY

I have an assortment of hidden crank trigger wheels for type 1 pulleys. With the selections above I will select the correct trigger wheel for your application. No need to measure anything unless you choose the other pulley option, then please leave a note at checkout on the OD of your pulley. I also offer special orders for other tooth patterns like 60-2, 24-1, 12-1, just send me an message using the contact form.