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For opening up the barrels inlet air port  ( at the transfer port ).

 

You choice of either a .161 drill bit for .22 caliber barrels, or a .187 drill bit for .25 caliber barrels.

Great for regulated applications or for unregulated applications where more power is needed.

 

After placing your order, let me know if you would like a  .161 or a  .187  drill bit, by sending Tim and email at:  contacttimhill@gmail.com

 

 

 

Includes:  1- drill bit, paypal fees, and free shipping within the USA

 

 

 

Price: $6.98