premium rail lube (.25 oz bottle)


  • Reduces Center-Serving Wear
  • Long-Lasting Formula Resists Evaporation
  • Increased Velocity
  • Mess-Free Application Method
  • Scent-Free

Coming soon!

SKU: 10103 Categories: ,


A lubricated rail is a fast rail. BlackHeart’s premium rail lube creates a slippery surface for your string to glide across. It vastly improves shot consistency and extends the life of your crossbow string — it’s legit.