Description
Mossberg 42M (b) .22 LR
Serial# N/A
The Mossberg 42M (b) is a vintage bolt-action .22 caliber rifle built for training and target shooting, with strong ties to military-style instruction programs. Manufactured by O.F. Mossberg & Sons, the 42M series was commonly used as a training rifle due to its accuracy, durability, and familiar bolt-action operation.
Featuring a full wood stock and a precision barrel, the 42M (b) delivers consistent performance and excellent stability. Many models were equipped with military-style aperture sights and sling mounts, reinforcing its role as a trainer. Its simple, reliable design continues to make it a desirable piece for collectors and shooters who appreciate classic rimfire rifles.
Specifications
Caliber: .22 LR
Capacity: 5-round detachable magazine
Action: Bolt-action
Barrel Length: approx. 26″
Overall Length: approx. 43″
Weight (Unloaded): approx. 7–8 lbs
Stock: Wood
Finish: Blued steel
Sights: Aperture rear sight, front blade sight
Grip: Traditional straight stock
Safety: Manual safety
Magazine Type: Detachable box magazine
Intended Use: Target shooting / training / collectible
Manufacturer: O.F. Mossberg & Sons












