The Browning Buck Mark Micro Bull is a semi-automatic .22 LR pistol with a 4-inch barrel and 10-round capacity. It has a black slide paired with Flat Dark Earth UFX grips. The Micro Bull designation indicates the compact bull-barrel profile on the standard Buck Mark platform. 
 

Key Specifications 

• Brand: Browning 
• Model: Buck Mark Micro Bull 
• Caliber: .22 LR 
• Action: Semi Auto 
• Capacity: 10 
• Barrel Length: 4 in 
• Color/Finish: Flat Dark Earth / Black 
   

Detailed Features 

• 4-inch bull barrel for a compact profile 
• Black slide with Flat Dark Earth UFX rubber grips 
• 10-round magazine capacity 
• Buck Mark platform in the Micro configuration

Buck Mark Micro Bull owners often mention accuracy as the primary reason they chose this pistol. The bull-barrel configuration at the compact 4-inch length is seen as a good balance for both range use and occasional field carry, and the platform has a long-standing reputation for tighter groups than typical .22 LR pistols in this size class.

The two-tone FDE grip and black slide combination gets mixed reactions. Most owners like the look and find the UFX rubber grips comfortable during extended shooting sessions, but a few note the grip texture wears down with heavy use. The compact size suits smaller hands well, though shooters with larger hands sometimes find the grip a bit short.

Value is one of the few areas where the Buck Mark Micro Bull draws consistent criticism. Browning positions it at a premium over competing .22 LR pistols, and some buyers feel the price is hard to justify without optic rails or additional included accessories. Owners who have run the platform long-term tend to argue the build quality earns the price; newer buyers are more divided.