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Ships within 48 hours · Estimated delivery Aug 26 - Aug 31
Lighter valve return spring
IF you prefer a custom weight reach out to me first before making the purchase
It will come with orings needed for the installation
x1 1/2x20 Brass jam nut
Umarex Zelos FX Barrel Kit (500mm) 500mm:.30caliber Lighter valve return springCustom FX barrel kit machined to fit the Zelos. This will allow you to utilize the 500mm FX liner in . 177 . 30cal. The kit will come with everything needed besides the FX LINER. No modification is needed and it is a simple swap. Note: The stainless steel housing does have blemishes (thats how I received them) Note: YOU will need to source your own FX LINER
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