All the weapon upgrades can be found here: http://www.guildwarsguru.com/forum/s...ad.php?t=44867
Although it says crippling bow strings are worth only 500g, it's an item I can easely sell for 2-3k as it is wanted by many rangers.
Ask the opnion of one of the pc gurus on the hammer.
PC: on Gold Hammer and a few others
Gun Pierson
jackie
Hammer, 5k-6k~