Ravin Match-Grade Lighted Bolts 400 gr .003 3/pk

100 percent pure carbon constructionStraightness tolerance: .003?High-impact brass threaded inserts and aluminum nock bushingsFeatures 2? high-profile offset vanesMatch-Grade arrows compensate for the added weight of lighted nocks and weigh the exact same as Ravin non-lighted arrows for the same flight accuracy?Note: Use only Ravin-branded arrows with Ravin clip-on nocks