Siegetek Revolution High-speed Gear Set w/ Pinion Gear (10.44:1 / 14.09:1) Ratio:14.09:1 20mm front accessory side rails

20mm front accessory side rails

CNC Aluminum Construction

including in real firearm

Low-Profile

the fire selector positions match the original CZ EVO 3 for authenticity and realism

Siegetek Revolution High-speed Gear Set w/ Pinion Gear (10.44:1 / 14.09:1) Ratio:14.09:1 20mm front accessory side rails("O" Pinion Gear Included) 4 gears in total. Siegetek gears are the best gears on the market. Period. Barring extreme user error, they are pretty much indestructible. We've installed hundreds of sets without a single failure. All components are CNC machined out of chromium molybdenum steel rods, case hardened and then given a chemical coating for even more durability. All other gear sets on the market are either cast or sintered, then press fit or