The Kimber Custom II is a full-size .45 ACP pistol built on a steel frame with a 5-inch stainless steel barrel and a 1:16 RH twist rate. It runs a single-action semi-auto mechanism, ships with one 7-round magazine, and weighs 38 ounces unloaded. 
 

Key Specifications 

• Model: Custom II 
• Caliber: .45 ACP 
• Action: Single Action Semi-Auto 
• Barrel Length: 5 inches 
• Overall Length: 8.7 inches 
• Capacity: 7 rounds (1 magazine included) 
• Weight: 38 ounces (2.5 lbs) 
• Frame Finish: Matte Black 
• Frame Material: Steel 
• Grip Description: A2 Pistol Grip (Synthetic) 
• Rate of Twist: 1:16 RH 
   

Features 

 
The stainless steel barrel holds up well over time and contributes to consistent accuracy. Single-action operation gives the trigger a clean, short pull once the hammer is cocked, useful for deliberate target work. 
 
Both grip safety and thumb safety are present. They sit where you expect them, and neither requires unusual hand placement to engage or defeat. 
 
The full-size frame keeps the gun comfortable through longer range sessions. Synthetic A2 grips are utilitarian; they hold up and grip reasonably well, though many owners swap them. 
 
The matte black finish is low-glare and serviceable for daily use.

Owners of the Kimber Custom II generally come away impressed with the fit and finish. The matte black frame gets consistent praise for durability, and most shooters describe the trigger pull as clean and crisp, a common reason people pick this platform.

Accuracy gets positive marks across ability levels, and it handles reliably with quality hollow-point ammunition.

The most common gripes are price, it runs higher than several comparable .45s, and a sometimes fussy break-in period where feeding can be inconsistent until several hundred rounds are through it. Cleaning is manageable but the 1911 design does take more attention than a polymer striker gun.

On balance, most owners see the build quality and accuracy as worth the cost, but first-time buyers are generally advised to budget for break-in ammunition and shop holsters carefully given the full-size dimensions.