Attack Technology Steel Recoil Spring Set For UMAREX G17 Gen.4 GBB Black This system incorporates a pair
Description
This system incorporates a pair of powerful magnets
Finished with hard black anodize to provide an extra protection to the chamber and laser marked for the hop-up adjustment indicator
Bottom screw tighten the grip onto rail
Nine Ball G18C feather weight weight piston succeeded in innovative weight saving by remaking heavy zinc diecast breech made of light resin
Adjustable Hop Up System
Attack Technology Steel Recoil Spring Set For UMAREX G17 Gen.4 GBB Black This system incorporates a pairSuitable for UMAREX G17 Gen. 4 Gas BlowBack Pistol Item Code: AT 008
Exchange/Return Notes
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