Ellen Archery X Lighted Nocks with Collars for Arrows with .204.233.244.246 Inside Diameter Bowstring Activated Linear Switch LED Nock Tail Illuminated Lighted Archery Nocks (Flash 3-Pack, 0.204)

BOWSTRING ACTIVATED ON-OFF SWITCH: Up switch to turn off. Easy to use，NO NEED TOOL. HIGH-VISIBILITY & LONG LASTING: Shoot it at dusk, and with 30+ hours of battery life, you can still find your arrow the next day. UNIVERSAL FIT: 0.204 lighted nock with H, S, GT collar fits 0.233, 0.244 and 0.246 ID arrows. PACKAGE INCLUDED: 3pcs 0.204 nock with 3pcs of each size collars, total 9pcs collars GOOD SERVICE: Any questions, just feel free to contact us! Replacement or Refund is Supported. We'll respond you soon!