This mod adds 5 rounds to the total ammunition capacity of the hunting rifle, for a total of 10. Visually, it makes the magazine box extend beyond the bottom of the rifle's stock.
- Alexander, 188 trading post
- Arms merchant, 188 trading post
- Blake, Crimson Caravan Company
- Dale Barton, The Fort
- Vendortron, Gun Runners
- Chet, Goodsprings General Store
- Prior to patch 126.96.36.1992, the hunting rifle extended mags were only worth 250 caps.