NAP Thunderhead (3Bld.) 5pk.

NAP Thunderhead Broadheads have High Carbon Steel Trophy Tip is HARDENED for the most devastating durability available on the market! Stainless Steel Blades have the exclusive Diamize Edge for a visible super-sharpness you can see for yourself! The patented scooped out Slimline ferrule improves flight and penetration, only on Thunderheads. The original lock ring, o-ring blade retention system we invented – proven a million times over!