Quick answer
The Step2 Retainer Tube (170020) is an individual replacement part that needs a cap nut (sold separately) to secure it. Follow the steps below to install and maintain it properly.
Why the cap nut matters
The retainer tube is designed to work with a cap nut, which is not included. Without the cap nut, the tube may not stay in place, especially during active play or when the toy is moved. Always check that you have the correct cap nut before starting installation.
Common installation mistakes
One common mistake is overtightening the cap nut, which can strip the threads or crack the tube. Another is misaligning the tube with the mounting hole, causing unnecessary stress. Take your time to align everything before securing.
Retainer Tube FAQ
How do I install the retainer tube?
Align the tube with the mounting hole on your Step2 toy, insert it fully, then secure it with the cap nut (sold separately). Tighten until snug, but do not overtighten.
Can I use any cap nut?
Use a cap nut that matches the thread size and pitch of the retainer tube. If you are unsure, check your toy's manual or contact Step2 customer service for the correct part number. Verify the cap nut compatibility before purchasing to avoid threading issues.
How do I maintain the retainer tube?
Periodically inspect the tube for cracks or wear, especially if the toy is used outdoors. Clean it with mild soap and water, and ensure the cap nut remains tight after heavy use. Add a quick check of the retainer tube to your regular toy maintenance routine.
Product facts
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Retainer Tube (Cap nut Sold Separately) (170020): The Retainer Tube (170020) is an individual replacement part from Step2 and is not discontinued. You can still order this exact part to restore your toy without replacing the entire unit.
Retainer Tube (Cap nut Sold Separately) (170020)



