The October Mountain Crossbow String 33in. Killer Instinct is a dedicated replacement string designed for shooters using the Killer Instinct Diesel X bow. With its Velocity Plus design, it delivers reliable performance and straightforward setup for hunting and target shooting.

• Length: 33 inches
• Compatibility: Designed to fit the Killer Instinct Diesel X crossbow
• Style: Velocity Plus construction for dependable performance
• Color: Brown finish for durability and subdued field aesthetics
• Available sizes: Also offered in 31.25", 32", 33", 35.875" to match a range of limbs and setups
• Role: Replacement string that helps restore proper draw length and energy transfer

This 33-inch Killer Instinct crossbow string is a practical upgrade that helps you maintain peak performance. When your current string shows signs of wear—fraying, loss of tension, or reduced arrow velocity—this replacement restores consistent draw weight and repeatable flight trajectories. The Velocity Plus design supports smooth, predictable engagement with the bolt and improves brace height stability, giving you reliable shots season after season. Available in multiple lengths, it lets you tailor tension and fit to your Killer Instinct Diesel X setup, ensuring your bow feels and shoots like new.