Washers van help the nipples turn more easy at high tension. Hole cracks are not an issue. If the outer wall fails that means the the tyre pressure is pushing the rim apart and the out wall is being bent and stretching through chic loading to failure. That also.means the out wall is not thick enough. Make the rim heavier.
Washers van help the nipples turn more easy at high tension. Hole cracks are not an issue. If the outer wall fails that means the the tyre pressure is pushing the rim apart and the out wall is being bent and stretching through chic loading to failure. That also.means the out wall is not thick enough. Make the rim heavier.