Airscape Bucket Insert Suits 3.5-7 Gallon Buckets Loca Compatible with two size options:

Compatible with two size options: This coffee dosing funnel is compatible with portafilter

pour-over data can be completely controlled

it's relatively inexpensive

This is an absolute banger of a machine

Airscape Bucket Insert Suits 3.5-7 Gallon Buckets Loca Compatible with two size options:Preserve and protect coffee beans or other food products with Airscape preservation technology, with the Airscape Bucket Insert. This lid uses the patented Airscape design, and suits any 3 7 gallon bucket (not included). The Airscape Bucket Insert not only forces the air out and keeps the freshness in, but is also moisture and pest resistant. Integrated Fresh port allows bucket contents to be flushed with gas to preserve the life of the goods inside.