Size of a sixtel keg
1 1/2 barrel = 15.5 gallons = 124 pints = 165 12oz bottles - (Full Size Keg). 2  50 Liter = 13.2 gallons = 105 pints = 140 12oz bottles. 3  1/4 barrel (30 Ltr) = 7.75-8.1 gallons = 62-66 pints = 83-88 12oz bottles (Pony Keg). 4  1/6 barrel (20 Ltr) = 5.2 gallons = 41 pints = 55 12oz bottles (Sixtel).eg Deposits and Other Charges. There is a $30 deposit for every keg (regardless of size), $60 deposit for every tap, and $30 deposit for every bucket. Taps and buckets are due back within three (3) days from the date of sale, Late returns will be assessed a $2 per day (per item) late fee.