BudsGunShop.com - Pre Drilled?

No extra work to be done, it's ready to drop the parts in. Hope this helps.

Russell, these stripped frames require no additional machining and ready to be built on right out of the box.* *may require minor fitting. Gen 3 size equivalent (Will not fit Gen 4 or Gen 5 slides) Includes Stainless Steel Locking Block Rail System and Rear Rail Module (Completion Kit Not Included) Compatible with Gen 3 components and Poly80 style accessories i.e. magwells and holsters. Have a great day!

Russell, these stripped frames require no additional machining and ready to be built on right out of the box.* *may require minor fitting. Gen 3 size equivalent (Will not fit Gen 4 or Gen 5 slides) Includes Stainless Steel Locking Block Rail System and Rear Rail Module (Completion Kit Not Included) Compatible with Gen 3 components and Poly80 style accessories i.e. magwells and holsters. Have a great day!

Russel, it is ready for parts Sir. **Note** Compatible with Gen 3 components and Poly80 style accessories, i.e., magwells and holsters. Cheers and stay safe!