PC on Shadow items

Vampiric Shadow Bow of Markmanship
Piercing Dmg: 15-28 (req. 11 Markmanship)
Damage +19% (health below 50%)
Life Stealing: 5/-1
Markmanship +1 (20% while using skills)

Sundering Shadow Bow of Enchanting
Piercing Dmg: 15-28 (req. 10 Markmanship)
Damage +19% (health below 50%)
Armor Penetration 20% (Chance: 19%)
Enchantments last 19% longer

Zealous Shadow Blade of Enchanting
Slashing Dmg: 15-22 (req. 11 Swordmanship)
Energy gain on hit: 1/-1
Enchantments last 20% longer

salvage them all