Spine and Arrow Calculators
Calculate Your Perfect Setup
- At Sirius Archery, precision starts with the right calculations. Use our tools below to find the ideal spine, weight, and FOC for your arrows. Whether you're fine-tuning for hunting or perfecting your target shooting, our calculators ensure you hit your mark every time.
Spine and Arrow Calculators
Calculate Your Perfect Setup
- At Sirius Archery, precision starts with the right calculations. Use our tools below to find the ideal spine, weight, and FOC for your arrows. Whether you're fine-tuning for hunting or perfecting your target shooting, our calculators ensure you hit your mark every time.
Spine Calculator
Determine the optimal spine for your arrows based on your bow's specifications. Achieve better accuracy and performance with the right spine.
Arrow Weight & FOC Calculator
Calculate arrow weight and front-of-center (FOC) balance to fine-tune your setup for maximum efficiency and stability.
Arrow Weight & FOC Calculator
Calculate arrow weight and front-of-center (FOC) balance to fine-tune your setup for maximum efficiency and stability.
Arrow Speed Calculator
Estimate arrow speed to adjust your shooting technique and arrow setup for precise targeting and impact.
Explore the Precision of Calculated Performance