Worker 20N spring for Prophecy-R.  Power up your blaster with this 20N spring.  Compatible with the Prophecy-R blaster. Provide serious firepower to your blaster with this upgrade spring.  Comes with upgrade catch spring included

Blaster compatibility:  Prophecy-R blaster with extended power HK416C or PDW butt stock

Expectations.  Variables considered, depends on darts used (quality/condition), Blaster condition, breech used, lubrication and how well it is been maintained, seal etc.  
-Sealed breech (Prophecy Orange Power Stefan Kit with Expanded Plunger Tube)= 160-170fps
-Sealed breech (brass breech with Expanded Plunger Tube)= 170-180fps


This is an advanced spring.  Only purchase this spring if you are an experienced modder.  Catastrophic blaster failure (ie you will break it) will occur if your blaster is not strengthened.  Sufficient blaster reinforcement is needed with use of this spring.

Important Safety
Blasters are modified at your own risk.  BlasterTECH will not accept any liability for damage or reduction of lifespan of your blaster.  BlasterTECH will not accept any liability for injury caused during or after modification.  The items on this site are safe as long as the operator uses it safely. The items on this site are to be used by those 18years or older.  Always wear protective eye wear whilst using blasters. Never point or aim at someone's eyes or face. Always use approved darts. By purchasing these items you will use it in a safe and responsible manner and you agree that BlasterTECH will not be liable for any injury caused by misuse or accidental usage.