Description

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.

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