Product Description Replacement nocks constructed of high impact polymer. Designed to lock into Ravins unique Trac-Trigger Firing System. Ravin Replacement Nocks (12 pk.) at Outdoor America Browse all Outdoor America deals $14.99 In Stock at Outdoor America Price checked 8 days ago Buy Now at Outdoor America Secure checkout Easy returns or compare prices Amazon eBay Product Details Brand Ravin Ravin