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Pick up one of our HK UMP GBB Rebuild Kits. It's got all the parts you need to bring back the joy you experience when firing your gas blowback UMP on full-auto .
So you caught the broadside of your buddy's helmet with your HK UMP GBB SMG during some intense close quarter battle action and now the bolt doesn't quite cycle with a snap like it used to. Never mind the hurt you just brought to your battle buddy's brain bucket, you've got a gun to fix! Whatever you do, don't recycle it. Rebuild it! Pick up one of our HK UMP GBB Rebuild Kits. It's got all the parts you need to bring back the joy you experience when firing your gas blowback UMP on full-auto with reckless abandon! Please shoot responsibly, though. Seriously.
Defective products subject to a manufacturer's warranty must be handled under the terms of the manufacturer's warranty. Please read the terms carefully and follow their procedures. Please send back to manufacture for repairs. The warranty period for these products is determined by the manufacturer.
SS Airsoft does not provide a warranty on products without a manufacturer’s warranty, unless explicitly stated. Warranties are not available for any Special Sale or Closeout products. Items received free or as part of a package sale may not be returned individually unless the entire package is returned at the discounted or package price
All returns are subject to inspection by our returns department before being processed. Products must be in original packaging with all original accessories and be in new, functioning condition .Returns that are missing the factory packaging, are not returned in new condition, opened or used consumables, or show signs of abuse may not be returned or are be subject to a minimum 20% restocking fee.
We do not cover nor refund the costs of returned shipping to us