Whether you’re dreaming of building your own custom bike frame or refining your existing brazing techniques, this course is your gateway to mastering one of the most beautiful and versatile methods in bicycle construction.
Fillet brazing is the perfect technique for creating any type of frame — road, gravel, mountain, trekking, or city bikes—and allows you to bring your dream designs to life with precision and style..
In this course, you’ll learn:
Join us and discover why fillet brazing is a cornerstone of custom frame building. With our expert guidance, you’ll gain the confidence and skills to create bike frames that are truly one of a kind.
''There is hardly a better way to spend your vacation as an enthusiastic cyclist than a week in Potsdam in the workshop of Big Forest Frameworks,. I had no previous experience in brazing, but the frame turned out beautifully and has been rolling through our forests for 3 years now. Thanks Robert!''
- Daniel Helbig
''I built the perfect ATB frame for myself in 5 days at Big Forest Frameworks. With great instructions and support from Robert and Konrad, it worked perfectly. I'm thrilled that I was able to build something unique and that all the details were possible. Fillet brazing is also a lot of fun. Thank you!''
- Klaus Mathwig
Benefit: Which flux & rods are best
Feature: Brazing is significantly easier if you start with the right materials
Benefit: We use and recommend a special blend of rods & flux that make fillet brazing dramatically easier
Benefit: Good preparation is the cornerstone of exceptional brazing.
Feature: Proper preparation ensures strong, precise joints and sets you up for the best results every time.
Benefit: It’s quick and straightforward, yet absolutely essential—just like material selection, it’s a key pillar for success. And in this course, we show you exactly how to do it right, so you can build a bike frame you’ll be proud of.
Benefit: A solid understanding of the fundamentals is the key to reaching your full potential as a frame builder.
Feature: This is where the magic happens—the foundation upon which all great brazing skills are built.
Benefit: First, you need to fully UNDERSTAND the process, and then EXECUTE it with confidence. In this course, we guide you every step of the way, showing you exactly how to master the craft.
Benefit: This is where the true beauty of your craftsmanship begins to shine.
Feature: Properly finishing the joint is just as crucial as the brazing itself—it’s what takes your frame from functional to exceptional.
Feature: It’s the perfect combination of expert brazing and meticulous finishing that delivers the stunning results you’re aiming for, and we show you exactly how to achieve it.
Benefit: Develop the skill to confidently critique your own work.
Feature: When you know what to look for, you gain the insight needed to make each build better than the last.
Benefit: Understanding what went wrong—and why—is the key to improving and mastering your craft. We’ll teach you how to recognize those details and use them to grow.
19 Geometry Checks You Don’t Want to Forget - well worth the course price alone! (Downloadable PDF)
Tubing Selection: 10 Mistakes You Want To Avoid When Choosing Tubing for a Bicycle Frame (Downloadable PDF)
Private Community: Get all your questions answered daily so you are never second guessing or wasting time!
Customized Course: The course will be built around your specific needs as an early adopter. This is something that folks will not get to experience with the finished course!
You want to build your own bike frame, and learning to fillet braze is the essential first step.
You’re already familiar with fillet brazing but are looking to refine your technique and achieve even better results.
You admire the artistry of fillet brazing—a technique cherished in the bicycle frame-building industry—and want to deepen your understanding and skills.
Fillet brazing is a versatile technique, perfect for building any type of bicycle frame:
Road Bikes
Gravel Bikes
Mountain Bikes
Trekking and City Bike
The possibilities are endless—create virtually anything you can imagine!
Your aren't willing to take instructions and prefer to figure things out on your own with trial and error.
You'd rather waste time surfing the web or youtube finding inacurate and incomplete information
No prior experience? No problem! This course is designed to take you from absolute beginner to confidently brazing a bike frame. We start with the fundamentals—covering materials, proper preparation, and the brazing process itself. From there, we guide you through finishing your joints and analyzing your work to ensure you’re always improving.
While there’s plenty of information on fillet brazing available online, the specific technique we teach is unique and not widely used in the bike-building industry. Over the years, we’ve seen dramatic improvements in the quality of frames built by students who have attended our in-person courses in Germany. This method is tried, tested, and tailored for exceptional results, and we’re confident it can help you achieve the same success. You’ll gain insights and guidance that simply aren’t available in typical online videos.
You don’t need any equipment to begin this course. We’ll cover everything from selecting the right torch to understanding the essential tools and materials needed for fillet brazing. You’ll also receive a detailed list of recommended supplies, so you’ll know exactly what to get when you’re ready to start building. This course is designed to ensure you’re fully prepared, even if you’re starting from scratch.
Yes! If you’re serious about building bike frames, this course is the perfect place to start. Fillet brazing is the foundation of frame building, and mastering it will make the rest of the process feel much simpler.
If you’ve dreamed of building your own bike frame but aren’t sure where to begin, this is your starting point. Learning to braze two tubes together is the gateway to the wonderful world of frame building—and the first step in an exciting, never-ending journey!