I got a heavy duty front wheel that was laced with one of these hubs. The stock clamp didn't come close to fitting the fat fork on my Huffy Cranbrook.
My searches here led me to this thread for ideas on how to secure the brake arm. Ultimately I came up with my own solution and thought that I would share.
I bought a split ring hanger from Lowes:
A simple 1/2 inch long bolt that fit the hanger side of the ring and a metal loop to brace the arm was all the more I needed. I think I spent $3.55 after taxes.