Factory spec consumer replaceable o-rings, seals, screws, ball detent and more! Fits all Spyder .50 caliber Paintball markers including the Advancer, Opus, Stormer Maintain your marker by changing the seals & o-rings regularly! Note: you should replace the seals, o-rings and springs on your marker at least once per season to maintain peak performance. Not all parts will fit into every .50 caliber model! This is for .50 caliber Spyder markers. It will NOT fit other Spyder markers!

Product ID: XP9889A