Adjustable dumbbell - Selector 4

Replacement selector ring for end-dial adjustable dumbbells.

This printable ring is designed as a replacement for dial/selector-style adjustable dumbbells (end-cap ring that selects plates). Dial-based systems change weight by turning a selector to engage the correct plates

Likely fits (verify dimensions before printing)

Kayoba adjustable dumbbells (end-dial type) — base model used for design.

Titan Life Adjustable Manual Dumbbell 2–24 kg — similar end-dial mechanism; confirm hub/ring geometry.

Other private-label 24–25 kg end-dial dumbbells with similar housings (common “5-in-1” style) — check measurements first.

PS: Before disassembly of you dumbbell make sure that both dials are set to same weight position as you are going to use one side for reference during reassembly. Take pictures