Do this by tracing your.
Diy roll top frame bag.
Sew a 20l simple roll top backpack base with a pocket for frame can make a climbing weatherproof hiking city bag or a combo of these.
Sew it into place.
The most helpful example i found was this video.
Here is the pack shown with the climbing set up.
This is a generally simple build made entirely of simple straight stitches and designed to be sewn on a home sewing machine with maybe a tiny bit of hand cranking of the machine at a.
Great job on both those frame bags.
Sew the backpack straps the nylon male buckles and the handle ends to the piece of nylon.
Then pin that piece of nylon along the backpiece lining up the bottom of the nylon piece with the top of the quilted portion.
I am by no means an expert on these things so please leave a comment if you have suggestions.
First trace your triangle to the exact shape possibly.
See also a full review from pedaling nowhere and more pictures of expedition tested porcelain rocket roll tops on cass gilbert s instagram.
This will be hard to sew because you re sewing through tons of layers here.
Cut the triangles and sides the first step is to cut out the triangle side pieces of x pac.
Make a template a piece of cardboard or poster board will do.
Make the zipper and panel a lot of.
The bag works great.
Consequently making this frame bag took longer than expected but i learned a lot along the way.
Porcelain rocketwill make you a custom roll top framebag called the orbiter starting at the fancy price of 250 but i do really hope you make your own.
I like the concept of less seams for both ease of sewing and waterproofness on the roll top bag.
I measured my frame.