[Spridgets] Suspension travel

[WeslakeMonza1330 at aol.com]

Hi list,
 
So how far does thalf elliptic suspension allow a Spridget REAR  wheel to 
travel with: standard suspension, stiff road suspension, hard race  
suspension?
 
Is it about an inch, two inches, three inches or more?
 
Thanks
 
 
Weslake-Monza 1330