The Winchester 12/3" 00 Buck SuperHV (SB12300) cartridges are high‑quality 12‑gauge (3" / 76 mm) rounds loaded with 00 (double‑aught) buckshot. The SuperHV designation indicates a high‑velocity load designed to deliver consistent patterns, strong terminal performance at close ranges and reliable feeding.
Ideal uses include tactical training, personal/professional defense (subject to local regulations), and range practice. Brass cases and quality primers ensure dependable operation and reloadability where applicable.
Key data: 12 gauge • 3" (76 mm) shell • 00 buckshot • High Velocity (SuperHV) • brass case • suitable for close‑range defensive and tactical use.
Safety: Use only in firearms rated for 12/3" rounds. Store dry and cool. Follow all applicable laws and safety procedures.
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