adjustable wire end cap 3d model

Create a reusable adjustable wire end cap. It is a hollow cylinder with two parts: a fixed outer body and a rotatable collar on top. When the collar is rotated clockwise, internal flexible fingers tighten and grip cables of different sizes (3mm to 12mm). It has a locking system to prevent loosening and a reset function by rotating the collar counter-clockwise. The rotating collar has a grip texture. Make it look like a functional 3D printable mechanical electrical accessory with clear moving parts.