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Extra replacement hop-up retaining clips for your hop-up chamber. Very durable and comes in a pack of 4 |
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Echo 1 M4/M16 Hopup. Bucking is included. |
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Description: There has been many Hop up units to claim that they are the best hop up unit to date, but Modify’s new hop up unit may actually fit that... |
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King Arms AK Hop Up Chamber . |
Units: 2 |
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VFC OEM hopup for the Mk16 / Mk17 series AEGs. Comes with everything pictured. |
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Brand new Hop-Up from Mad Bull Airsoft. Easy to use and upgrade to the ultimate tracer unit. Great compression and adds a much easier way to adjust... |
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G&P AUG Hopup. Bucking is included. |
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Description: The ECHO 1 MAX Series M4 CNC Hop Up Chamber is a fantastic upgrade over the stock hop up unit in your AEG. It is CNC machined out of one... |
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The first mass production LED module for Hopup. You can change your Hopup chamber to be a tracer unit easily. (A Mad Bull Ultimate Hopup needed.)... |
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