frame mount brake???

where can  i find a frame mount brake set up?????????????????? who has them for sale???????????

http://www.americanclassic.com/Google_Base_HTML_Pages/BR2919-1948.htm

Just look into any of the hot rod sites.  But you may not have enough room if your bodydropping a truck unless you come up with some creative mounting for it.

thanks!! its for an 40 ford on an s 10 frame chevy v8