Description： *Brand new and high quality. *Made of high quality material and practical to use. *Throttle Trigger Fits for FS38 FS45 FS46 FS55 FS55R 4140-180-1500 *Replacement for Miller 8426 8387 8516A and 10102. Use of this tool is safely done without damage to the camshaft or camshaft lobes. *Specialty used to compress the valve springs and access the keeper which is needed when changing the valve springs. Also can be switched over to the rocker remover to remove the camshaft rocker and hydraulic lash adjusters on 3.7L & 4.7L. *Premium grade CNC machined heavy duty steel with black anodized durability anti-corrosion and anti-rust high precision and hardness to provide a much longer service life. *Fitment FS38 FS45 FS46 FS55 FS55R AND MANY MORE Specification: Color：As the picture show Material：plastic Weight：30g Package includes: 1*throttle trigger Note: 1. The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. 2. Please allow slight manual measurement deviation for the data