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CRIMSON NPAS - VFC Spec
Should fit all replicas with AEG receiver threads
and we're forever impressed with it
Update 23/04/25 - Now made from Injection Moulded ABS - Install tips on latest version here
Over 10% off buying individually
Waldo Dynamics VFC AR/MCX Winter Hammer Spring CRIMSON NPAS - VFC SpecA drop in hammer spring replacement which allow your VFC AR APFG MCX to be more gas efficient and work better in colder weather. From Waldo Dynamics The One Spring You Need For Efficiency All Year Round Boost your VFC GBBRs performance year round with the Waldo Dynamics Winter Hammer Spring, precision engineered for the VFC AR and MCX GBBR platforms. Designed at 75% strength, this hammer spring delivers improved gas efficiency over the stock component
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