SG552 Bore-Up Cylinder Set in-stock The performance and runtime depend

The performance and runtime depend on the used LED and operating mode

No need to remove the belt

If your hop-up adjustment is not having a big effect on the hop-up of your BBs

To foam bar on top minimizes the chances of solid objects going under the lens

SG552 Bore-Up Cylinder Set in-stock The performance and runtime dependDetails Weight: 60 g Shipping weight: 80 g Guarder Guarder is one of the most proven spare parts company in the airsoft community. Their famous, high quality products, such as springs, hop up rubbers, barrels, motors, gears and cylinder sets are the choice of many airsofters. Guarder wide product line contains even conversion setups for your plastic airsoft pistol to change it into a metal one.