FX IMPACT M3-M4 VALVE ROD ORINGS NEW DESIGN
US$5.25
new designed valve rod orings made from new compounds
eliminates valve rod drag like the original orings which takes 8-10 shots to get to target speed.
new sized and compound orings eliminate valve rod drag secondary oring holds the valve rod firmly in place resulting in consistant shot counts from 1st to last
End the cold shot problem Accu-shot Orings