Throwing Shield Range Increment?

[Zhayne]

Try as I might, I can't actually find the range increment for a throwing shield (specifically, a light steel throwing shield). I'm probably just blind, but could someone tell me what it is, please?

[dragonhunterq]

Quote:

Throwing shield +50 gp 1d4 1d6 ×2 20 ft. — B Performance, trip

Ultimate equipment, exotic missile weapons, last entry :)

[Zhayne]

Thanks.