Durable Redline comes in a complete range of sizes for any setup and all types of archery. Sizes 780, 690, 600, 520, 460, 410, 360 UNI Bushing—Installed G Nock—Sold separately Inserts and Points—Sold separately Straightness: ± .004 Guaranteed max High-strength C2 carbon-composite construction Weight tolerance: ± 1.5 grains Black, micro-smooth finish