Genuine Military Leupold M118LR Turret Knob for Mark 4 LR/T 3.5-10x40 Rifle Scope (31719)

This is a Genuine Military Leupold Turret Knob for a Mark 4 LR/T 3.5-10x40 M3 Rifle Scope. New old stock in original packaging. Includes hex wrench as shown inside the package. Made around the year 2015. Outside diameter is about 31.5mm, Inside diameter is about 17mm, height is about 18.5mm. USA Made.