The Bushmaster Bravo Zulu is a semi-automatic rifle chambered in .450 Bushmaster with a 16-inch barrel, 5+1 capacity, and a weight of 6.45 lbs. The finish is matte black. The receiver is aluminum. The stock is a Magpul SL Carbine adjustable for length of pull. The gas system is carbine length. No iron sights are included — the rifle is optics-ready. 
 

Key Specifications 

• Brand: Bushmaster 
• Model: Bravo Zulu 
• Caliber: .450 Bushmaster 
• Action: Semi-Automatic 
• Barrel Length: 16 inches 
• Capacity: 5 + 1 rounds (30 rounds magazine available) 
• Weight: 6.45 lbs. 
• Finish: Matte Black 
   

Features 

 
The .450 Bushmaster is a straight-walled cartridge legal for deer hunting in states that prohibit bottleneck rifle cartridges in certain zones. The carbine-length gas system cycles reliably with this cartridge. The Magpul SL Carbine stock adjusts for different shooter sizes. The matte black aluminum receiver is standard AR-15 construction. The optics-ready setup lets you mount the sight of your choice without removing factory hardware. 
 
At 6.45 lbs, the Bravo Zulu is on the lighter side for .450 Bushmaster — felt recoil is noticeable at this weight with that cartridge.

The Bravo Zulu in .450 Bushmaster gets consistent marks for its stopping power and utility as a deer rifle in straight-walled cartridge jurisdictions. Accuracy and zeroing ease are commonly noted positives.

Build quality is well-regarded. Reliability under varied conditions comes up as a strength — users report minimal malfunctions. The Magpul SL stock is called out as a practical inclusion.

Weight at 6.45 lbs draws mixed reactions — some appreciate the light carry weight, others note the recoil is more pronounced than on heavier .450 BM platforms. Ergonomics get mixed feedback with some users wanting refinements. Price is discussed relative to other .450 Bushmaster options on the market. Overall the reception is positive among hunters using it in straight-walled cartridge states.