M50 Arrow Knock's, High strength replacement for factory knocks

These are High Strength replacment knocks for the BiTac M50's Arrows, made from a strong flexable material that makes a great seal in your barrel and will last much longer than other knocks!  Three colors to choose from, black, bright White or Bright Orange for easy arrow recovery. You will need knock glue to attach the knocks to the arrows, not included!
(KNOCKS ONLY ARROWS NOT INCLUDED)
Comes in packs of 6 and 12,  you choose what color you would like.