The Uberti 1866 Yellowboy is a lever-action rifle chambered in .45 LC with a 24.2-inch octagonal barrel. It holds 13+1 rounds in the tube magazine and weighs 8.2 lbs. The walnut stock and blued finish with polished accents reflect the original 1866 design. Adjustable rear sight and target-style front sight are fitted. 
 

Key Specifications 

• Model: 1866 Yellowboy 
• Caliber: .45 LC 
• Action: Lever Action 
• Barrel Length: 24.2 inches 
• Overall Length: 43.25 inches 
• Magazine Capacity: 13+1 rounds 
• Weight: 8.2 lbs. 
• Finish: Blued with polished accents 
• Stock Material: Walnut 
   

Detailed Features 

The octagonal barrel is the most visually distinctive element -- it also adds some mass forward that helps balance the rifle. The lever action cycles reliably. Adjustable rear sight handles different distances; the target-style front sight gives a clean reference point. The .45 LC is a moderate-recoil cartridge that works for small and medium game and is a staple of cowboy action shooting.

The Uberti 1866 Yellowboy draws buyers who want a historically accurate Italian-made reproduction. The octagonal barrel and period-correct lines are consistently praised. The .45 Long Colt is well-suited to cowboy action shooting, and most owners report smooth lever action and manageable recoil.

Some owners mention a break-in period before the action reaches its smoothest cycling, and minor fit adjustments are occasionally needed. Weight at 8.2 lbs is a point of discussion -- the rifle feels solid, but it's on the heavier side for an extended carry. Overall sentiment is positive, especially among shooters who value craftsmanship and historical fidelity alongside function.