Blackheart Crossbow String 33 In. Barnett Hyper Xp405

The Blackheart Crossbow String 33 In. Barnett Hyper Xp405 is a precision replacement string engineered for hunters and tactical shooters who demand consistent accuracy and reliability from their crossbow platforms. This 33-inch string is designed specifically to restore or upgrade the Barnett Hyper XP 405 crossbow, a high-performance platform favored by serious enthusiasts. Whether you're maintaining a seasoned hunting rig or rebuilding one for peak performance, this string replacement ensures your crossbow maintains factory specifications and delivers the velocity and accuracy the platform was engineered to provide.

Blackheart strings are manufactured to exacting tolerances that match OEM specifications for the Barnett Hyper XP 405, ensuring seamless compatibility without modification. The 33-inch length is critical—it directly affects draw weight geometry, energy transfer efficiency, and bolt velocity. A properly sized string maintains the correct brace height and cable tension, preventing premature wear on limbs and the trigger mechanism while preserving the crossbow's speed rating.

The string's construction resists stretching and fraying, delivering consistent performance shot after shot without the creep that develops in worn or undersized replacements. Crossbow operators should replace strings every 1–2 years depending on use frequency, as fatigue directly degrades accuracy and safety margins. The Blackheart Crossbow String 33 In. Barnett Hyper Xp405 is the drop-in solution for maintaining your crossbow's performance.