Half moon nock for crossbow bolt made of polycarbonate with high impact resistance to better adapt to modern crossbows with great power.
The LED is activated when the nock is detached from the rope and it simply switches off when the nock is pulled back without using any tools.
The nock has an index that allows to maintain a constancy of positioning with respect to the fins.

Particularly designed for leaf springs with an output speed greater than 350 FPS.

To be glued on darts with .300 "internal diameter rod.
Weight: 31 grains

Pack of 3 pieces