The Henry Pump Action Octagon Barrel Rifle (model H003TM) is chambered in .22 WMR and holds 12+1 rounds via a tubular magazine. The 20.5-inch octagonal barrel is blued forged steel, the receiver is black steel, and the stock is American walnut with a stained finish. Overall length is 39 inches and weight is 6 lbs. Sights are a brass bead front with a fully adjustable semi-buckhorn rear featuring a diamond insert. 
 

Key Specifications 

• Model Number: H003TM 
• Caliber: .22 WMR (Winchester Magnum Rimfire) 
• Action Type: Pump Action 
• Capacity: 12 Rounds + 1 
• Barrel Length: 20.5 inches 
• Overall Length: 39 inches 
• Weight: 6 lbs 
• Receiver Finish: Black Steel 
• Stock Material: American Walnut with Stained Finish 
   

Detailed Features 

The octagonal barrel profile is a traditional design element that also contributes to barrel harmonics during firing. The pump action cycles smoothly and allows rapid follow-up shots. The brass bead front sight is easy to pick up in daylight, and the semi-buckhorn rear is fully adjustable for elevation and windage. Blued forged steel construction throughout. 
 

Usage Scenarios 

• Hunting: .22 WMR works well for small game including rabbits and squirrels at moderate ranges. 
• Target Practice: Light recoil and a manageable 6 lbs make extended range sessions comfortable. 
• General Plinking: The pump action and 12+1 capacity keep you shooting without frequent reloads.

The Henry Octagon Pump in .22 WMR draws consistently positive reactions, with craftsmanship and aesthetics mentioned frequently alongside actual shooting performance. Owners appreciate that it looks and feels like a quality piece, not a budget rimfire.

The walnut stock and octagonal barrel get specific praise for appearance and feel in hand. Build quality is described as solid and well-fitted.

Shooting performance gets good marks across the board. Users report reliable cycling with .22 WMR and good accuracy for a rimfire at typical hunting and range distances. The pump action mechanism runs smoothly without complaints about feeding.

Some feedback mentions weight preferences and action type debates, though these are personal preference rather than defects. A small number of users wish for a higher capacity option.

The consensus is that it is a worthwhile buy for both collectors who appreciate traditional styling and shooters who want a reliable .22 WMR working gun.