Sliding Bike Case with Phone Mount -B-RAIL System
Print Profile(2)


Description
New: V2 with locking tab feature. A few people mentioned that the small bumps holding the drawer closed weren’t strong enough for rough or bumpy bike rides. This new version adds a locking latch to address that issue.
Please let me know how it works for you—your feedback is appreciated. Enjoy!
New: Added a new version of this bike case without the phone mount. Please check it here!
This is a sliding container designed for the B-RAIL System. It mounts on your bike’s top tube and lets you easily access your items — even while riding. Perfect for snacks or other small essentials, it also features an integrated mount to securely hold your phone on top.
Quick notes:
- The container stays closed using small bumps located inside the frame.
- You can print additional pads in TPU. I recommend adding those if your phone doesn’t have a soft case.
- The knobs are intentionally different: the smaller one is for setting your phone’s position once (to center it on the box), while the larger one is for quick daily removal and re-attachment.
For the full list of compatible accessories, check out the Official B-Rail Mounting Rail.
We’re always improving the B-Rail ecosystem — if you have ideas or suggestions for new accessories, feel free to share them in the comments!
Enjoy your new sliding container with phone mount! 🚴
Membership
Unlock the Commercial Printing License! Sell 3D prints of all my designs, including the B-Rail system, and even request custom parts or accessories while subscribed.
License
You shall not share, sub-license, sell, rent, host, transfer, or distribute in any way the digital or 3D printed versions of this object, nor any other derivative work of this object in its digital or physical format (including - but not limited to - remixes of this object, and hosting on other digital platforms). The objects may not be used without permission in any way whatsoever in which you charge money, or collect fees.














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