The Puma Junior is a pump-action shotgun in 20 GA with a 26-inch walnut barrel, built around a compact frame sized for younger shooters or smaller adults. The 14-inch length of pull is the key spec -- it fits frames that standard shotguns don't accommodate well, and the 43-inch overall length keeps it manageable in the field. 
 

Key Specifications 

• Type: Pump-Action Shotgun 
• Barrel Length: 26 inches 
• Overall Length: 43 inches 
• Caliber: 20 GA 
• Capacity: 4 rounds (3" chamber) 
• Stock Material: Walnut Stock 
• Length of Pull (LOP): 14 inches 
• Chokes: MC-5 
• Condition: New in Box 
   

Features 

 
The 20 GA chambering keeps recoil light, which matters most for the intended audience. The 3-inch chamber handles standard field loads without issue, and the 4-round capacity is typical for the category. 
 
The walnut stock is the aesthetic centerpiece -- it has genuine grain character that synthetic alternatives don't match. The pump action is straightforward to operate, which makes it a reasonable first shotgun for learning the manual of arms without the complexity of a semi-auto. 
 
The MC-5 choke system gives some flexibility for different target types, from open cylinder for close flushes to tighter constrictions for longer shots.

Most owners of the Puma Junior pick it up specifically for a young or smaller shooter, and feedback generally reflects whether it did that job well.

The lightweight build and 20 GA recoil get consistent praise. Parents introducing kids to wing shooting or clay targets appreciate that the gun isn't punishing, and the walnut stock draws positive comments for its appearance compared to the synthetic stocks common on youth guns.

The pump action is noted as smooth and reliable for most users. The 20 GA caliber works for upland birds and small game without being overwhelming.

Some longer-term owners mention fitment issues or durability concerns after extended use, including occasional feeding or ejection problems. The consensus recommendation is to keep up with cleaning and not skip maintenance. Overall the sentiment is positive for what it is -- an entry-level shotgun that fits smaller shooters and doesn't feel cheap for the price.