Custom Retractable Pet Leash Housings
Plan molded shell halves for a retractable leash mechanism. Review reel clearance, the cord exit, control openings and the visible seam on the assembled shell.
Draw the shell around the mechanism
Provide the reel, button, brake and fastener envelope within the shell. Include a section through the cord exit and show how the shell halves locate and close. Identify any surfaces used to support the mechanism or transmit force in service.
Agree on the seam and visible shell finish
Mark cosmetic zones on both shell halves and show where the seam should sit relative to the buttons and cord exit. Specify where flash, gate marks or ejector marks would interfere with assembly or be visible. Share an approved texture or finish sample where one exists.
Check the shell with the reel installed
Use the intended reel, cord and controls for the first assembly check. Agree how to inspect shell alignment, reel and button clearance, and the cord path during extension and rewind. Define separate finished-assembly validation for any operating or structural requirements.
Frequently asked questions
Can the housing be assessed for a reel I already source?
Supply the reel and control geometry, assembly drawing and representative parts. Mark the allowable movement and where the cord must exit the shell.
How should I specify the seam between shell halves?
Mark the reference surfaces and where gap or step will be checked. Provide an appearance reference and confirm the measurement method on the assembled housing.
RFQ Checklist for Custom Molded Pet Product Parts → · All applications →
Discuss your drawing with OPINOX.
Plan molded shell halves for a retractable leash mechanism. Review reel clearance, the cord exit, control openings and the visible seam on the assembled shell.