Black Eagle X-Impact Nock Collar Component Size:500 Designed to grip the string

Designed to grip the string more tightly and it does not require serving underneath it to stay in place

maximum durability & long-lasting performance

Uses an insert for easy arrow removal and reinforce the front of the shaft

DuraFit Heel Cup: Our DuraFit heel cup locks your heel in place for a snug

Black Eagle X-Impact Nock Collar Component Size:500 Designed to grip the stringOur Nock Collars are made to fit our shafts perfectly! It is meant to help protect the nock end of the arrow. With our shaft's deadly accuracy, it is important to protect the nock end of the arrow. 7075 T6 Aluminum Orange Weight: 2. 6 grains Quantity: 12 pack