R.S. Bow Vise Vary-Nok Level by R.S. This product is not available Designed to level arrow at 90¡ or allows nock to be positioned from 1/8" to 1/2" high. The vari-nok level is designed to allow the shooters who require a nock high set-up the ability to use the RS Bow Vise kit to their advantage. Share This
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