![Does anyone have information on 13mm Madsen Cartridge - General Ammunition Discussion - International Ammunition Association Web Forum Does anyone have information on 13mm Madsen Cartridge - General Ammunition Discussion - International Ammunition Association Web Forum](https://global.discourse-cdn.com/business6/uploads/cartridgecollectors/original/3X/2/6/26654d35731b4d29c163a1f96b5106cd5eacc508.jpeg)
Does anyone have information on 13mm Madsen Cartridge - General Ammunition Discussion - International Ammunition Association Web Forum
![G&P Colt M203 40MM launcher on a old school stand alone rail, GG&G gangsta grip mount w/ Ergo pistol grip. S&T Armament M203 40MM launcher. : r/airsoft G&P Colt M203 40MM launcher on a old school stand alone rail, GG&G gangsta grip mount w/ Ergo pistol grip. S&T Armament M203 40MM launcher. : r/airsoft](https://preview.redd.it/g-p-colt-m203-40mm-launcher-on-a-old-school-stand-alone-v0-tnoclmzj4t5a1.jpg?width=4032&format=pjpg&auto=webp&s=c5928b6b8f4a8d97f4df22bdd2ed918c7e81e7a1)
G&P Colt M203 40MM launcher on a old school stand alone rail, GG&G gangsta grip mount w/ Ergo pistol grip. S&T Armament M203 40MM launcher. : r/airsoft
![G&P Colt M203 40MM launcher on a old school stand alone rail, GG&G gangsta grip mount w/ Ergo pistol grip. S&T Armament M203 40MM launcher. : r/airsoft G&P Colt M203 40MM launcher on a old school stand alone rail, GG&G gangsta grip mount w/ Ergo pistol grip. S&T Armament M203 40MM launcher. : r/airsoft](https://preview.redd.it/g-p-colt-m203-40mm-launcher-on-a-old-school-stand-alone-v0-nu9yvmzj4t5a1.jpg?width=640&crop=smart&auto=webp&s=bb38e78d7d9b0ca92aab398574c388421019b2bd)
G&P Colt M203 40MM launcher on a old school stand alone rail, GG&G gangsta grip mount w/ Ergo pistol grip. S&T Armament M203 40MM launcher. : r/airsoft
![Wild Bill Hickok's Deadwood gun gets a buyer, nearly 150 years after the legendary gunslinger was slain Wild Bill Hickok's Deadwood gun gets a buyer, nearly 150 years after the legendary gunslinger was slain](https://cdn.forumcomm.com/dims4/default/8f15d6f/2147483647/strip/false/crop/1200x917+0+0/resize/1200x917!/quality/90/?url=https%3A%2F%2Fforum-communications-production-web.s3.us-west-2.amazonaws.com%2Fbrightspot%2F3e%2F80%2F1510c7cd433dacc7dd26916bfe2a%2Fqmu112-r-e2-h-web-2.jpg)