12X 4.2mm Press-in Nocks

Nock type: press-in nock Material: PC Color: White/Yellow Nock length: 28.5mm Unit weight: 0.35g Groove size: 2.8mm Nock outer diameter: 4.2mm Fit arrow shafts of inner diameter 4.2mm Nock replacement for carbon arrows and fiberglass arrows Please note that your shaft inner ...Nock type: press-in nock Material: PC Color: White/Yellow Nock length: 28.5mm Unit weight: 0.35g Groove size: 2.8mm Nock outer diameter: 4.2mm Fit arrow shafts of inner diameter 4.2mm Nock replacement for carbon arrows and fiberglass arrows Please note that your shaft inner diameter msut be 4.2mm to match these nocks, while most arrows inner diameter is 6.2mm on the market.This package includes 12 nocks.