mechanical switch keychain 3d model

Design a premium 3D printable mechanical keyboard switch clicker keychain made from exactly 2 separate plastic parts. The design must use a real MX-style mechanical keyboard switch mounted inside the housing. Part 1 is the outer body with integrated keyring loop and internal switch mounting slots. Part 2 is a removable keycap-style button that attaches directly to the switch stem. No extra screws, no magnets, no additional parts besides the mechanical switch itself. Compact cube-inspired shape, smooth rounded edges, modern minimalist aesthetic, optimized for FDM 3D printing. Show assembled view and exploded view. Professional industrial design render, white background, realistic materials.