Pay in 4 interest-free payments of $5.50 Learn more
Ships within 48 hours · Estimated delivery Oct 6 - Oct 11
Fully licensed HK product w/trademarks
Uses standard M4 magazines
Reinforced trigger "Base" Set for heavy duty upgraded spring pressure
One piece high grade metal machined
Metal slide and polymer body
Prometheus Spring Guide Versions 2 & 8 AEG Airsoft Gun Magazines Fully licensed HK product w/trademarksThe Prometheus spring guide for ver. 2 gearboxes is a necessary upgrade for those looking to upgrade their version 3 AEG. The spring guide features hardened steel ball bearings at it's base that allows the spring to rotate more freely inside the gearbox, this releases tension that may build up in the spring, reduces the risk of spring breakage, and allows the motor to run more efficiently.
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