Inert British .303 Round – B II Headstamp, Birmingham Metal & Munitions Co., UK P316 92×57mm headstamps record four key

92×57mm headstamps record four key pieces of information: manufacturer code

K/B Group B and a TS

With its brass circular range plate and rubber covering to the eye lens

originally designed for the U

making it an appealing piece for study and cartridge identification

Inert British .303 Round – B II Headstamp, Birmingham Metal & Munitions Co., UK P316 92×57mm headstamps record four keyThis is an inert . 303 British cartridge marked with the B II headstamp, identifying manufacture by the Birmingham Metal and Munitions Co. Ltd., Birmingham, UK. BMMCo was a significant producer of . 303 ammunition in the early 20th century, supplying the British military with rifle cartridges used in the Lee Enfield series and other service weapons. The B II headstamp variant is a recognised pattern for collectors, reflecting the companys production