Tactical Pac-Lite Ruger Mark IV 22 LR Barrel, 4.5" Fluted Matte, OD Green

Rate of Twist: 1:16"
½ x 28 Threads
11 Degree Target Crown
Stainless steel Breech face and receiver
Lightweight Aluminum Barrel and receiver
Weight: 8.5 oz
Length: 4.5"
*Drilled and tapped for Pac-Lite Scope Bases
*Thread Protector (End Cap) Included with Barrel