The 1866 model or Yellowboy, as it was famously known because of its shiny brass frame, was the successor to the Henry rifle. It features a brass frame, brass forend cap & butt plate, blued & case hardened steel parts, octagonal barrel, dovetail buckhorn rear and front blade sight, and a walnut rifle style butt stock. Oal 39" Hand Right Hand Action lever Series Sporting Sights Blade Front/Buckhorn Rear Weight 7.90 lbs Caliber 45 Colt (LC) Trigger Standard Capacity 10+1 Weight Range 7 lbs to 7.99 lbs Barrel Length 20" Receiver Material Brass Stock Description Walnut Barrel Description 20" Octagon Metal Finish Group Brass Stock Finish Group Brown Barrel Length Range 20" to 20.99"