Nightmare Xtreme X-Bow Arrows 20 in 6 Pk 1503596

Nightmare Xtreme X-Bow Arrows 20 in 6 Pk 1503596. The 20 inch bolt design balances speed and penetration while maintaining stability at high velocities. Each bolt is built with tight straightness and weight tolerances to support repeatable accuracy. Inserts and half moon nocks come installed for ready-to-use setup and reliable compatibility with crossbows rated up to 500 fps. Specifications for Heater Body Suit Nightmare Xtreme X-Bow Arrows: Manufacturer: Heater Body Suit Color: Black Features of Heater Body Suit Nightmare Xtreme X-Bow Arrows: 100 percent carbon bolt construction Bolt length: 20 inches Half moon nocks installed Straightness tolerance: +/- .003 inch or better Weight tolerance: +/- 2 grains Inserts included and installed Bare weight: 284 grains Total weight with 100 grain tip: 384 grains Tested for crossbows up to 500 fps Package Contents: Heater Body Suit Nightmare Xtreme X-Bow Arrows