Field shooters tightly grouping arrows in the gold, or X-ring, will appreciate the additional longevity to the back end of the arrow being reinforced by the collar. Arrow collision damage is nearly eliminated with these money saving inventions. Collars are very lightweight and almost paper thin. They don't seem to be a detriment to FOC or change spine of the arrow shaft.
Don France –
Field shooters tightly grouping arrows in the gold, or X-ring, will appreciate the additional longevity to the back end of the arrow being reinforced by the collar. Arrow collision damage is nearly eliminated with these money saving inventions. Collars are very lightweight and almost paper thin. They don’t seem to be a detriment to FOC or change spine of the arrow shaft.