Builder Backpack 40L - Redline Size:OS weight is kept low and

weight is kept low and close to the body to give freedom of movement for pedaling

Breathable air mesh back panel

an external spool holder for quick re-tying

External quick-stash pocket

Builder Backpack 40L - Redline Size:OS weight is kept low andTHE ULTIMATE PACK FOR TRAIL BUILDERS CARRYING FULL SIZED TOOLS Our ode to the art of trail building, the Builder Pack is a high functioning tribute to the hardy souls who build and maintain trails around the world. Conceived more than 15 years ago with the goal of helping trail builders haul essential tools into their build zones, our one of a kind Builder Pack has continually been refined through feedback from some of the worlds foremost trail