Altra - 166 Insert and Outsert - 12pk Size:400 Factory helical fletching sets the

Factory helical fletching sets the vanes at a slight angle to the shaft

Each nock in this package weighs approximately 25 grains

Blackened stainless steel jaws

This is particularly useful when your target is moving closer or farther away

1mm) in height

Altra - 166 Insert and Outsert - 12pk Size:400 Factory helical fletching sets theDescription: The insert secures into the arrow shaft at a depth of 0. 875", while the outsert then threads directly onto the insert and encapsulates the leading end of the arrow at 0. 43" creating unmatched durability. Essential rubber O rings come pre installed on the insert within the A. R. C. O. S., as they aid in locking the outsert in place which reduces vibration and improves concentricity between the outsert to the insert for a more precise