These ones are for 16 oz. bottles.
which means they are slightly smaller and have a small taper.
they are 3.5″ long.
caps will be either white, blue or possibly green.
also note that these are new preforms but the caps were once on water bottles.  caps will
not have the tamper resistant ring.
shipping is via PRIORITY MAIL.  will mail out the same day and is FREE
we have 160,000 in stock.   THESE were manf. for coke.
from the bottom of the cap ring they measure approx. 3.5 inches.