Getting this one
http://www.kustomkingarchery.com/Digital-Mini-Hanging-Scale/productinfo/8030/ And here's why: (in bold)
This handy Digital Mini Hanging Scale is a super low cost professional digital scale.
No more fighting with shafts that roll off your table top scale. Just attach the convenient clip and you can weigh all your arrow components like broadheads, field points, even nocks, and arrow wraps. It's perfect for raw arrow shafts whether carbon, wood, or aluminum or completed arrows.
This versatile scale weighs in; grains(gn), ounces(oz), pennyweight(dwt) and grams(g). It has a capacity of 225g x 0.1g which is 3472.20 grains. No arrow is too heavy for this little scale.
AND the Digital Mini Hanging Scale comes with a 5 year no questions asked warranty. This scale has a backlit display and comes with complete instructions. Batteries included.
Super Lightweight
No More Rolling Shafts
Weighs up to 3472.0 Grains! 5-Year Warranty
Lighted Display
Batteries and Instructions Included
If you're looking for a handy, compact electronic grain scale at a great low price, this handy Digital Mini Hanging Scale is the way to go.
****************
When I shoot my 340# Hill Long Bow I'll need something to weigh a 10gpp arrow. HAA!
Seriously, it's compact and easily stored and can weigh everything I need for my archery addiction. Price is right too.