# MagicItemWeaponFamilyBonus

> Kinbarrow modding reference — content tree `4a103dcdb658a75a`, version `0.2.0+main.e011511f4`.

[Effects and mechanisms](https://kinbarrow.com/modding/latest/mechanisms.md)

Used by [MagicItem](https://kinbarrow.com/modding/latest/magic-item.md#magic-item-weapon-family-bonus).

This is a nested shape inside a content file. The catalog explains context validation and links real RON examples.

Authorable `MagicItemWeaponFamilyBonus` data exposed through the modding schema.

| Field | Type | Required | Description |
| --- | --- | --- | --- |
| `damage_bonus` | `int64` | default `0` | Authored damage bonus. |
| `grants_proficiency` | `boolean` | default `false` | Authored grants proficiency. |
| `weapons` | `string[]` | required | Authored weapons. |