Bohning Smooth Release Insert Nock Apricot. 246? ID. It is engineered using a single click design to give you the ultimate accuracy and weighs 7.0 grains. Specifications for Bohning Smooth Release Insert Nock: Manufacturer: Bohning Color: Apricot Features of Bohning Smooth Release Insert Nock: Designed for target archers Fits Uni-bushing or standard sized arrows with .246" ID Single click design for accuracy Weighs 7.0 grains Package Contents: Bohning Smooth Release Insert Nock Bohning 401033AP: Smooth Release Insert Nock Apricot