The Rossi LWC in 300 Blackout is a break-open single-shot carbine with a 16.5-inch barrel and polymer synthetic stock in matte black. It weighs 5.2 lbs and measures 31.5 inches overall. The barrel has a 1:8-inch RH twist rate and is threaded at the muzzle. A Picatinny rail is included for optics. Safety is cross-bolt with a transfer bar. 
 

Key Specifications 

• Brand: Rossi 
• Model Name: LWC 
• Caliber: 300 Blackout 
• Action Type: Break Open 
• Barrel Length: 16.5 inches 
• Total Length: 31.5 inches 
• Weight: 5.2 lbs 
• Capacity: 1 RD (Single Shot) 
• Stock Material: Polymer (Synthetic) 
• Finish: Matte Black 
• Safety Features: Cross-Bolt Safety, Transfer Bar 
• Sights: Picatinny Rail for optics 
• Barrel Twist Rate: 1:8 RH 
   

Features 

 
The break-open action is fast to operate: tip the barrel down, seat a round, close, fire. No cycling, no magazine. The 1:8 twist rate handles both subsonic and supersonic 300 Blackout loads -- useful if the shooter runs suppressed subsonic for hunting and supersonic at the range. The threaded muzzle accepts suppressors directly. The Picatinny rail spans the top for optics; no iron sights are included. At 31.5 inches, this is a compact carbine that carries well in dense cover. 
 

Usage 

 
This is a hunting or field carbine, not a range gun. The single-shot action fits hunting contexts where shot discipline matters. 300 Blackout's subsonic capability makes the LWC suppressor-ready for situations where sound reduction is desirable. The short overall length and 5.2-pound weight work well in brushy terrain or elevated stands.

The Rossi LWC in 300 Blackout draws positive feedback with some consistent practical notes.

The lightweight build and compact dimensions are the most appreciated features. Hunters report it handles easily in stands and brushy terrain where a longer rifle would be cumbersome.

The 300 Blackout caliber compatibility with both subsonic and supersonic loads gets specific praise. Users who run suppressed setups find the combination works well without hardware changes.

The break-open action is called out as simple and reliable. Most users have no function issues across varied ammunition types.

Durability concerns appear in some discussions, particularly around heavy use in rough conditions. A few owners question long-term wear on the break-open hinge with sustained shooting. These concerns are less common than the positive reports.

Owners generally share tips on optics and suppressor pairings in community discussions, suggesting active accessory use with the platform.