Ocean Rhino and A.B. Biller Style Spear Shafts Made From Heat Treated Aviation Grade 5/16 Spring Stainless Steel.
6MM Threaded End Shafts. Fits All A.B. Biller, Spearfishing Specialties & Sea Hornet Spear Guns.
We only use the best American Heat Treated Stainless Steel!
6mm threaded tips fit most all standard spear Tips & Prongers
See Description for Gun sizes & fitting
5/16 Heat Treated 17-4PH Spring Stainless Steel