The Barnes Originals .50/110 Win .510″ 450 gr FNSP is listed as a 20-count offering from Barnes. These bullets use a pressure-formed construction of 100 percent copper tubing around a solid lead core, a design introduced by Barnes in 1939. The provided product text states these bullets typically expand substantially on impact and retain a large portion of their original weight.
Key Specifications
- The brand is Barnes.
- The product family is Barnes Originals Bullets.
- The cartridge designation shown in the listing is .50/110 Win.
- The bullet diameter is listed as .510″.
- The bullet weight is 450 gr.
- The configuration is noted as FNSP.
- The package quantity is 20 per box.
- Construction is described as pressure-formed 100% copper tubing around a solid lead core.
- The manufacturer description reports expansion of over 200% of original diameter while retaining up to 90% of initial weight.
- The listing includes a reported shipping/pack weight of 1.3813.
These Barnes Originals bullets are presented for customers who require consistent construction and predictable terminal characteristics. The combination of the copper-formed jacket and solid core emphasizes weight retention and expansion performance as described by the manufacturer, making this offering suited to users who prioritize dependable bullet construction in large-caliber applications.









