Hammerli Trainer: Part 2
by Tom Gaylord Writing as B.B. Pelletier The trainer is a complete spring-piston air rifle that slips inside the K31 action and barrel. It interfaces with the K31’s trigger, but uses its own self-contained cocking system. A history of airguns Part 1 This report covers: Description Spring-piston Installing the trainer Maintenance before operation Barrel bushings … Read more