- Fratelli Rizzini
- Radar Leather Division
- RA Gun Division Redolfi
- Raniero Testa
- RCBS
- Recover Tactical
- Red dot
- Redfield
- Reenactment
- Reload Swiss
- Remington Arms
- Repliche
- Revolver
- R.F.M. Armi
- Rheinmetall
- Ricarica munizioni
- Rizzini
- Rock Island Armory
- Rottweil ammunition
- RUAG ammunition
- Ruger Firearms
- RWC Group
- RWS ammunition
- Riserva
