The Barrel joint limits the nut cracker action, which spreads the pressure over a larger area of the tongue and lessens the pressure on the bars.
We can source any Bomber bit for you! We can aslo arrange a custom Bombers bit for you if there is something very specific required that isnt currently being produced. Please get in touch if you can't find what you are looking for on the website. Most orders only take about 10 days however, if the ACPAC depot is out of stock and it needs to be ordered from the factory it could take 3 to 4 weeks.