2024 transparent silicone gripper designed to lock the frame in position avoiding miters shifting while clamping. Self-adjust and fine-tune the miter's angle and optimize the surface contact thus creating a strong precise bonding, and a beautiful joint that feels and looks great. A user-friendly material not too tacky and stays clean.
being transparent may help more light, and can see the engagement of the clamp/frame and the slow action of joining as it happen.