BRAND TRUST - Each nock in this package is Waterproof and Shock Proof and weighs approximately 25 grains. Shift nocks deliver on what users have come to expect from Nockturnal lighted nocks. PATENTED TECHNOLOGY - The patented, string-activated, piston-driven contact linear switch triggers the nock to illuminate immediately when the string is released and can be quickly turned off with the newly integrated external switch. BUILT TO LAST - With 20+ hours of long-lasting battery life and constructed of an ultra-strong, impact resistant, polycarbonate cg that protects the super-bright LED lights, these nocks are built to last and perform like none other. ULTIMATE QUALITY - Thanks to the external on/off switch the process of turning an ultra-bright, string activated Nockturnal lighted nock off has never been easier. Just slide the switch and the nock turns off. It’s that simple!. DEPENDABLE - 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.

Date First Available: March 24, 2021. Best Sellers Rank: #94,667 in Sports & Outdoors. Customer Reviews: 4.1 out of 5 stars 14 ratings 4.1 out of 5 stars. : B08ZYVPZTD. Size: ?One Size. Included Components: ?Nockturnal Shift Universal Size - Green Lighted Nock - 2-Pack. Part Number: ?NT-811. Manufacturer: ?FeraDyne Outdoors. Number of Items: ?1. Suggested Users: ?Unisex-adult. Material: ?Blend. Color: ?Green Lighted. Model Name: ?NT-811. Warranty Description: ?Limited Warranty. Brand Name: ?Nocturnal Lighted Nocks. Item Weight: ?0.01 Ounces. Item Dimensions LxWxH: ?4.25 x 0.25 x 5.5 inches. Package Weight: ?0.02 Kilograms. Item Package Dimensions L x W x H: ?5.55 x 4.21 x 0.24 inches.