There is a Remastered version
here.

Magic Weapon
Item 2+Legacy Content
Evocation Magical Source Core Rulebook pg. 599 4.0Usage held in 1 hand;
Bulk —
A magic weapon is a weapon etched with only fundamental runes. A weapon potency rune gives an item bonus to attack rolls with the weapon, and a striking rune increases the weapon’s number of weapon damage dice.
The Prices here are for all types of weapons. You don’t need to adjust the Price from a club to a greataxe or the like. These weapons are made of standard materials, not precious materials such as cold iron.
Magic Weapon (+1)Item 2
Source Core Rulebook pg. 599 4.0Price 35 gp
This weapon has a
+1 weapon potency rune (+1 item bonus to attack rolls with the weapon).
Magic Weapon (+1 Striking)Item 4
Source Core Rulebook pg. 599 4.0Price 100 gp
This weapon has a
+1 weapon potency rune (+1 item bonus to attack rolls with the weapon) and a
striking rune (one extra damage die).
Magic Weapon (+2 Striking)Item 10
Source Core Rulebook pg. 599 4.0Price 1,000 gp
This weapon has a
+2 weapon potency rune (+2 item bonus to attack rolls with the weapon) and a striking rune (one additional damage die).
Magic Weapon (+2 Greater Striking)Item 12
Source Core Rulebook pg. 599 4.0Price 2,000 gp
This weapon has a
+2 weapon potency rune (+2 item bonus to attack rolls with the weapon) and a
greater striking rune (two extra damage dice).
Magic Weapon (+3 Greater Striking)Item 16
Source Core Rulebook pg. 599 4.0Price 10,000 gp
This weapon has a
+3 weapon potency rune (+3 item bonus to attack rolls with the weapon) and a
greater striking rune (two extra damage dice).
Magic Weapon (+3 Major Striking)Item 19
Source Core Rulebook pg. 599 4.0Price 40,000 gp
This weapon has a
+3 weapon potency rune (+3 item bonus to attack rolls with the weapon) and a
major striking rune (three extra damage dice).