Testing a 17 HMR AR15 Prototype From Garrow Firearms Development

Published on March 1, 2017
Duration: 9:09

This video features a prototype AR15 upper chambered in 17 HMR developed by Garrow Firearms Development. The host, Mike Garrow, has apparently overcome the common challenges of adapting the 17 HMR round to the AR platform with a unique gas-operated locking bolt design. The video includes testing of this prototype, aiming to showcase its functionality and effectiveness. It also promotes the host's website, Patreon, and various sponsors and gun rights organizations.

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