A recommendation of a mechanical engineer to improve straightline tension and reduce fatigue - that's why the tube-nut has been applied.
You mean "I couldn't get the right cable outer length to make the adjuster sit flat on top of the brake arm, so i bodged it down with an Allen nut, complicating and limiting the ability to adjust for brake wear."
(If you want support and encouragement, post in the current projects thread. If you want niggling criticism, post in the porn thread. If you also want to guarantee a hostile response, then ignore convention and post a bike you built or own in the porn thread.)
You mean "I couldn't get the right cable outer length to make the adjuster sit flat on top of the brake arm, so i bodged it down with an Allen nut, complicating and limiting the ability to adjust for brake wear."
(If you want support and encouragement, post in the current projects thread. If you want niggling criticism, post in the porn thread. If you also want to guarantee a hostile response, then ignore convention and post a bike you built or own in the porn thread.)