Have a spearhead and spearshaft with different threads? Want to use them together? This Sea Hornet Adapter 6mm Female to 5/16 Male threads is ideal for making connections between spearheads and spear shafts with thread patterns that do not natively match.

Features:

• Ideal for conversions 6mm to 5/16
• Quick and easy to convert, simply screw adaptor onto your shaft and then screw your spearhead on