

Bowden Tube Press Fit Fitting ECAS04
Create a secure Bowden tube connection by press-fitting these adapters into 3D-printed or other plastic components.
🔧 Provides a firm, stable hold for reliable filament flow.
🛠️ Easy press-fit installation into custom 3D-printed or other plastic adapters.
⚙️ Compatible with standard 4mm outer diameter Bowden tube
We have a 30-day return policy, which means you have 30 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, undamaged, including all parts and accessories. You’ll also need the receipt or proof of purchase such as an order number.
To start a return, you can contact us at contact@infinityflow3d.com.
If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at contact@infinityflow3d.com.
3D Printer Incompatibility
If the Infinity Flow S1 is not compatible with your printer, please contact us at contact@infinityflow3d.com within 30 days of delivery. Our team will work with you to determine if the issue can be resolved through adjustments or support. If we’re unable to provide a solution, you may return the item for a full refund. The return shipping label will be prepaid.
Damages and issues
Please inspect your order upon reception and contact us immediately if the item is defective, damaged or if you receive the wrong item, so that we can evaluate the issue and make it right. In most cases, we’ll arrange a replacement or exchange rather than a full return for damaged products.
Non-Returnable Items
We do not accept returns on:
- Opened or used items that are not defective or incompatible
- Gift cards
- Items marked as final sale
- Items damaged due to improper use, modification, or incorrect installation
Refunds
We will notify you once we’ve received and inspected your return, and let you know if the refund was approved or not. If approved, you’ll be automatically refunded on your original payment method within 10 business days. Please remember it can take some time for your bank or credit card company to process and post the refund too.
If more than 15 business days have passed since we’ve approved your return, please contact us at contact@infinityflow3d.com.
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Prevents Print Failures
Filament with bent ends, tape, glue, or tangles can jam the S1 and stop your print. The cutter stops that before it happens by cutting off the bad part automatically.
❌ Clogs
❌ Skipped reloads
❌ Ground or chewed filament
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Frequently Asked Questions
Answers to some of the most common questions we get: