The Iver Johnson Arms 1911A1 is a full-size .45 ACP pistol with a 5-inch barrel and an 8-round capacity. It has a Rattlesnake finish and is built on the 1911A1 platform. 
 

Key Specifications 

• Brand: Iver Johnson Arms 
• Model: 1911A1 
• Caliber: .45 ACP 
• Action: Semi Auto 
• Barrel Length: 5 inches 
• Capacity: 8 rounds 
• Color/Finish: Rattlesnake 
   

Detailed Features 

• 1911A1 platform chambered in .45 ACP 
• 5-inch barrel 
• 8-round capacity 
• Rattlesnake finish on frame and slide

Owners of the Iver Johnson Arms 1911A1 generally find it a practical, accessible full-size .45 ACP pistol. The Rattlesnake finish stands out visually and makes it easy to identify at the range. Fit and finish get mixed marks, with most buyers satisfied at the price point but some noting that factory magazines can be inconsistent.

The 5-inch barrel gives familiar full-size 1911A1 handling. Shooters who prefer a single-action trigger with a classic break tend to like how the 1911A1 feels in the hand. The trigger pull is generally described as serviceable, though not as refined as higher-end 1911 builds.

Value is the main selling point. Buyers looking for an affordable Rattlesnake-finished .45 ACP on a traditional 1911A1 frame find this model fills that niche, while those with experience on premium 1911 builders sometimes wish for tighter tolerances and better out-of-box reliability.