The Lumenok is made using a Bohning Signture nock. The Lumenok Signature is designed for use in arrows with .244" and .245" inside diameter. Is not intended for use in shafts with an ID larger than .245". (Requires Shaft plug kit part #LFPK). Fits: Victory- VAP. Fits: Easton- Injection, Carbon One. Fits: Harvest Time- HT1.