# Mechanical Features

{% content-ref url="mechanical-features/advanced-chests" %}
[advanced-chests](https://wiki.bucketry.net/features/mechanical-features/advanced-chests)
{% endcontent-ref %}

{% content-ref url="mechanical-features/upgradeable-hoppers" %}
[upgradeable-hoppers](https://wiki.bucketry.net/features/mechanical-features/upgradeable-hoppers)
{% endcontent-ref %}