Polished Deep Green Marble Signal Whistle / Barrel Component (Model SW-506)

Precision-crafted from polished natural stone featuring deep green marbling with subtle textured veining, this heavy-duty cylindrical barrel module provides maximum durability and a premium visual aesthetic. Designed with a smooth, hollowed interior channel with precise dimensions (9.0cm x 3.5cm). Ideal for custom signal whistle assemblies, outdoor hunting game calls, or high-end decorative gear accessories.