Nockturnal Illuminated Predator Crossbow Nock Red

Nockturnal Illuminated Predator Crossbow Nock Red 3 Pack Size 2 NT-732Lightweight, dependable and highly visible, with a shot-activated switch that wont turn off until reset by the archer. Made of clear plastic, the nock provides maximum light transmission and can be seen for hundreds of yards. The breakthrough design weighs 25% to 50% less than other lighted nocks. Installation requires no glue or magnets. Battery lasts up to 20 hours.Fits Barnett (Head Hunter); Carbon Express (Alum. 2219 20"); Easton (10pt 2219, Magnum 2216, Magnum 2219); Excaliber (Carbon Firebolt); Gold Tip (L2, L3); Horton (BC Alum 20", BC Carbon 20", Carbon Strike MX, Lightning Strike MX 20"); Mission; Stryer; Victory (all).