{"product_id":"mychron-3-4-jackshaft-speed-sensor-collar","title":"Mychron 3\/4\" Jackshaft speed sensor collar","description":"\u003cp\u003eMychron Jackshaft speed sensor collarA MyChron jackshaft speed sensor collar with a 3\/4\" (0.75\" or 19.05mm) inner diameter (ID) is a component designed to be mounted on a junior dragster's jackshaft to enable the measurement of jackshaft speed using an AIM MyChron speed sensor. It typically includes a magnet embedded within the collar that triggers the sensor. The collar is designed to slide onto the jackshaft and be secured with a setscrew (included) according to Pegasus Auto Racing Supplies. Key features:    Purpose: Measures jackshaft speed for junior dragsters.    Inner Diameter (ID): 3\/4\" (0.75\").    Material: Typically aluminum.    Includes Magnet: A magnet is embedded in the collar to trigger the speed sensor says Pegasus Auto Racing Supplies.    Mounting: Slides onto the jackshaft and is secured with a setscrew (included).    Compatibility: Designed to work with AIM MyChron speed sensors.\u003c\/p\u003e","brand":"AIM","offers":[{"title":"Default Title","offer_id":48123924545781,"sku":"MCSPDCLR","price":32.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0802\/5063\/4485\/files\/2c9ae253-mychron-MPH-Axle-Collar-30MM-1-1-1-1-1.webp?v=1777996509","url":"https:\/\/peyton-racing.com\/products\/mychron-3-4-jackshaft-speed-sensor-collar","provider":"Peyton Racing","version":"1.0","type":"link"}