This is the Riffe 9/32 (7.1mm) SUB-MINI Ice Pick Tip Assembly Features: 17-4 stainless steel, heat treated 6mm thread Nose Piece Shaft Adapter SUB-MINI Slip Tip 3.25 (length) Pencil Point - tumbled and polished Loop Slide Ring 1000 lb. Spectra line (3) Rubber Ring Lines (3) O-Ring Line Keepers RIFFE&';s Carbon Fiber Pole Spear SUB-MINI Slip Tip Assembly helps prevent fish tear out while spearfishing. Made from 17-4 stainless steel, heat treated for hardness "