
Welcome to Your Solution
Who we are
What we Do
Big Bore LLC delivers specialized services for government agencies and qualified entities, focusing on crew served weapons, artillery, armored vehicles, and ordnance. Backed by a certified Quality Management System (QMS), we support the procurement, sustainment, and replacement of legacy weapons systems—both U.S. and foreign.
Our team also develops and manufactures components for modern weapons platforms, bridging the gap between past and present. Whether sourcing rare NOS parts or reverse-engineering those long out of production, we bring precise technical expertise and historical insight together.

ISO 9001:2015 Certified
International Organization for Standardization allows companies the structure to systematic services for their customers.

FFL Type 10 & FEL Type 20

DDTC/ITAR Registered

CMMC LVL-2 Comp
Our SERVICES
With hands-on experience working with weapons systems spanning from the 18th century to modern platforms, we provide comprehensive solutions for both legacy and contemporary systems. Our services include Reverse Engineering, Weapons familiarization courses, technical consultation, modern weapons systems development and testing, as well as parts procurement, refurbishment, and manufacturing. This broad capability allows us to execute a wide range of projects—from custom, one-off builds to long-term IDIQ contracts with extended timelines.