Advancing the lighted nock design by which all others are judged, Nockturnal® Shift FIT Lighted Nocks take the simplicity and reliability of the world’s most dependable and user-friendly lighted nock to an entirely new level. The patented, string-activated, piston-driven contact switch triggers the Nock to illuminate immediately when the string is released, and can be quickly turned off with the external switch—a true evolution in the world’s most reliable lighted nock system.

With 20+ hours of battery life and a durable design, these Nocks are built to last and perform like none other. Constructed of an ultra-strong, impact-resistant polycarbonate casing that protects the super-bright LED, Shift Nocks deliver on what users have come to expect from Nockturnal lighted nocks.

• Super-strong clear polycarbonate construction
• String-activated LED illumination
• External on/off switch
• Over 20 hrs. of lithium-powered battery life
• 100% waterproof and shockproof
• Each Nock weighs approx. 25 grains
• Universal bushings fit arrow shafts (G/X/H/S)

Bushings:
• H (white bushing) fits smaller-diameter carbon .233 ID shafts
• GT (black bushing) fits smaller-diameter carbon .246 ID shafts
• S (gray bushing) fits standard carbon .244 ID shafts
• X (no bushing) fits smaller-diameter carbon .204 ID shafts

Key Specifications