Little Crow Gunworks Big Boy World's Finest Trimmer Trim Chambers 50 BMG

Little Crow Gunworks Big Boy World's Finest Trimmer trim chambers allow you to change out which cartridge you will be trimming without purchasing a whole new trimmer. Each trim chamber is precision made out of the highest quality materials to deliver extremely accurate and consistent trim lengths. Trim chambers are easily switched out by simply loosening two screws, swap chambers out, and re-tightening the screws.