Check the listing for details. TWO SSWI Spring Spacers For Doublestrike BLASTERS 20% More Power. Condition: New. Listed at 7.50 USD. DART BLASTER DOUBLESHOT NOT INCLUDED, THIS IS FOR THE SPACER MOD ONLY!! RANDOM COLOR WILL BE CHOSEN! Random since this is internal and won't be seen anyway once blaster is closed! DART BLASTER War? Well Don't hit the Battle Field with out your DoubleStrike or Rebelle 4Victory Spacer Mod. The Competition will be shocked at how powerful this little piece will be!Easy to Install, takes a few minutes. Simply unscrew, at the Spacer and Boom! Two for the price of One!This easy install provide a harder hit by 20% and more accuracy! BOOM! DART BLASTER DOUBLESHOT NOT INCLUDED, THIS IS FOR THE SPACER MOD ONLY!! Definitely a must have to make your DoubleStrike or Rebelle 4Victory Stand Out! Please feel free to ask any questions and I will be happy to assist. Due to the nature of 3D Printing, may contain some very slight imperfections. Nothing major! Fast Free Shipping! Be sure to check out our other DART BLASTER Mods by clicking our Store Link Below Be sure to check out our CKIP STORE!