Squeeze-Lock Belt Hook Design

I already sell a plastic belt hook and can share the original STEP files. The next version must keep the belt-locking feature yet introduce a longer hook that locks around the load itself: squeeze the arm to engage, then give it a small twist to release... (Budget: $30 - $250 USD, Jobs: 3D CAD, 3D Design, 3D Modelling, CAD Drafting Review, Manufacturing Design, Product Design, Solidworks)