The Bond Arms Patriot Defender is a .45 Colt / .410 Bore (2.5") derringer with a 3-inch barrel and stainless steel double-barrel frame. At 20 oz and 5 inches overall it's on the heavier side for a derringer but still concealable in a belt or pocket holster. The rosewood grip with checkering provides positive traction. A cross-bolt safety blocks discharge during carry. The patented rebounding hammer reduces the risk of accidental discharge from a drop. An automatic spent casing extractor speeds reloading after firing both rounds. The Patriot Defender accepts all standard Bond Arms interchangeable barrels. 
 

Key Specifications 

• Brand: Bond Arms 
• Model: Patriot Defender 
• Caliber: .45 Colt / .410 Bore (2.5") 
• Action: Single Action Only (SAO) 
• Capacity: 2 Rounds 
• Barrel Length: 3 inches 
• Overall Length: 5 inches 
• Weight: 1.25 lbs (20 oz) 
• Sights: Blade Front & Fixed Rear 
• Grip Material: Rosewood with checkering 
• Safety Feature: Cross-bolt safety 
• Finish Material: Stainless Steel

The Bond Arms Patriot Defender draws consistent praise for its compact size relative to the calibers it handles, and the interchangeable barrel system is a genuine practical advantage that owners appreciate. Build quality gets positive marks - Bond Arms constructs their derringers to a higher standard than the price category might suggest.

The dual .45 Colt / .410 capability is the headline feature. Being able to run .45 Long Colt or .410 shotshells gives the owner flexibility most single-caliber derringers lack. The rosewood grip with checkering looks good and handles well.

Recoil is the most-cited honest concern. At 20 oz firing .45 Colt, the felt recoil is noticeable and can get uncomfortable during extended range sessions. The 2-round capacity is the platform's defining limitation, and discussions about whether that's adequate for defensive use are ongoing. Sights get fair-to-negative reviews for close-range work being acceptable but longer precision shots being difficult. Price sits at the upper end of the derringer market, which prompts the usual value debate.