6PCS Automatically Lighted Blue Nock Crossbow arrow Led Lighted Arrow Nock W TOOL
High-Visibility LED Color Green Bowstring activated on-off switch
Breakthrough design. 30 grains total weight Half moon shape nocks
Fits for crossbow bolt size 0.297-0.302(7.6mm) ID Can be lighted about 48 hours.
Work for: Aluminum arrow shafts & carbon arrow shafts & glassfiber arrow shafts
After the battery is weak. Please do not throw away, After a period of time, It can be a few hours again work, Until power is completely off.
6pcs Arrow Nocks