Convert Jiggers to Firkins
Convert Jiggers (jig) to Firkins (fir) instantly and accurately.
Conversion Formula
fir = jig × 0.001302083333
About Jiggers
A jigger = 1.5 US fl oz ≈ 44.36 mL, the standard bartending measure. The double-ended tool has a 1.5 oz large cup and a 1 oz 'pony' cup. Classic cocktails are specified in jiggers: margarita 1.5 jig tequila; negroni 1 jig each of gin, Campari, and vermouth. Required equipment in any licensed bar. 1 jig = 1.5 fl oz ≈ 44.36 mL.
About Firkins
A firkin (fir) ≈ 34.07 L (9 US gallons) - the most common cask for British real-ale delivery (9 imperial gallons = 40.91 L). A busy pub cellar cycles through several firkins per week. Craft breweries stage 'firkin tappings' of limited experimental ales. The name comes from Middle Dutch 'vierdekijn' (little fourth), as a firkin was one quarter of a barrel. 1 fir = 9 US gal ≈ 34.07 L.
Quick Reference Table
| Jiggers (jig) | Firkins (fir) |
|---|---|
| 1 jig | 0.00130208 fir |
| 2 jig | 0.00260417 fir |
| 5 jig | 0.00651042 fir |
| 10 jig | 0.0130208 fir |
| 25 jig | 0.0325521 fir |
| 50 jig | 0.0651042 fir |
| 100 jig | 0.130208 fir |