Lumenok Lighted Nock - is currently on backorder. You may still purchase now though and we'll ship as soon as more become available.
The Lumenok H is made to fit .233" ID carbon arrows. Battery retention components allow the battery to be changed easily for the brightest operation possible. With the Lumenok H in your arrows, you will never fail to see shot placement. Let the Lumenok help you tune your equipment and your shooting skills.