Arrow Shafts Pure Carbon Shafts 33 Inch Arrow Tube Spine 300 350 400 500 600 for DIY Hunting Arrows Recurve Bow Compound Bow 12Pcs

Straightness: +/- 0.003.
Length: 83.9 cm (33 inches).
Shaft inner diameter: 6.2 mm.
Spine options: 300, 350, 400, 500,
600. Proper matching of arrow bodies improves shooting performance. Constructed from 100% pure carbon, these arrow shafts are robust and well-balanced. Ideal for DIY assembly with feathers, nocks, and arrowheads. They deliver superb precision and exceptional flight performance in diverse conditions.
Lightweight design: Spine 300 weighs approximately 18.5 g, Spine 350 about 17.2 g, Spine 400 about 15g, Spine 500 about 12.5 g, and Spine 600 about 10.8 g. Shaft weight tolerance is +/-1 grain. Suitable for adults and teenagers practicing or hunting, both outdoors and indoors. Compatible with a variety of bow types, including 25-70 pound recurve bows, longbows, composite bows, and traditional bows. An excellent option for both novice and experienced archers. Package contains 12 standard, professional, and durable pure carbon arrow shafts, offering great value.
Note: Due to variations in carbon cloth batches, there may be slight differences in the weight of arrow shafts, leading to minor weight inconsistencies among shafts with the same spine