WRO Robomission Senior Block Tower Pick And Release Mechanism (SG90 Compatible)

This is a servo-actuated vertical block storage and release mechanism designed for 2026 WRO Robomission Senior category robots. The system uses an SG90 servo to retain and release up to 4 stacked blocks inside a compact vertical tower. Attach a single servo horn that will act as a locking gate, allowing controlled single-block release during scoring tasks. You will have to tune the angle for grip and release, if you try to grip too tight the servo will bounce and cause the blocks to be release