ACU Archery Stax Machined Brass Bowstring Weight 5 Stack 10 Count Bag 1502999. Machined from solid brass on Swiss-turn machines these weights provide consistent and reliable tuning for optimal shooting results. Available in stacks of 2 3 4 or 5 each chamber corresponds to the weight of a standard red nock set making them a trusted choice among top bowstring manufacturers. Designed to be crimped onto the bowstring ACU Stax offer an effective way to fine-tune arrow flight and enhance consistency in both competition and hunting setups. Specifications for Acu Archery ACU Stax Machined Brass Bowstring Weight 1502999: Manufacturer: Acu Archery Color: Brass Features of Acu Archery ACU Stax Machined Brass Bowstring Weight: Precision-machined brass bowstring weights for enhanced stability Swiss-turn machined from solid brass for durability and consistency Crimp-on design for secure attachment to the bowstring Trusted by leading bowstring manufacturers for professional tuning 2 Stax = 15 grains each 3 Stax = 22.5 grains each 4 Stax = 30 grains each 5 Stax = 37.5 grains each Pack includes 10 bowstring weights for complete customization Ideal for competitive archers and hunters seeking optimized performance Package Contents: Acu Archery ACU Stax Machined Brass Bowstring Weight