Action Army inner barrel spacers for Striker airsoft gun, often referred to as the S1 or the AS01. The energy expended when a BB travels down the barrel causes I tiny amount of vibration, these improved spacers absorb much more of that movement compared to the standard ones.
- Reduces barrel shake
- Precision made to keep barrel dead straight
- Supplied in pairs
- Each has 2 built in o-rings
- Brand: Action Army