Broadhead adapters are used to mount Zwickey and Magnus heads on screw-in inserts. Just glue inserts into heads. Per 12.
Available: Short - 24 gr., Long - 43 gr.
If you are going to be shooting the Zwickey Black Diamond Eskimo Broadheads with a carbon shaft with scerw in inserts, you need these. Attach them to the broadhead using 2-part epoxy.