ok this is my sec build

[edangel]

i got a mountion bike that has the cable mounted on the bike frame both derailers and my back brake in the middle is just cable no sheth but what i want to know it looks to be braze on with brass to steel frame i would like to take them off and runn my lines inside my frame do i need to heat them up and pop them off or do i need to graind them off or get a cutting wheel and try to take them off any help will be usefull edangel

 

[biknut]

Obviously it's welded, because I can see a shadow over the mountain next to the dimple in the flange thingy. Yes, don't grind it. Hope that helps.