Forum:Willowtree help

need heklp as to how to use willow tree and how to make the following weapons(or eqivilant)

stock combat shotgun

dmg 228,000+ x14

acc 50%

RoF 1

Mag 6

shredder shredder sniper

dmg Negative Maxed? x5

acc: 97% ish

rof 2.7 full auto (500%burst fire while zoomed)

2.7x square scope

and if one exists a nagative dmg rocket launcher/ eridian cannon.

if anyone could help me out it would be much appreciated

PSN/Sig Shadowdude_3