Assembly instructions Logan Steinfeld January 19, 2016 16:21 Follow Related articles Experiment with BETA Firmware for your spectrum - ST4 B007 Do I need a spectrum ST4 to operate the cart? Triggering RED Cameras What does the cart look like? What is the payload it can support? How big is it? What comes in the box? eMotimo spectrum ST4-103 - Setting up a Programmed Timelapse Comments 0 comments Please sign in to leave a comment.