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DK Adjustable Hop-Up - JM Gen.9 M4A1

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USD10.00 USD7.50
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USD10.00 USD7.50
There are 2 most prominent concept in WBB hopup. The first one is the older and more well known conc..
USD10.00 USD7.50

Available Options

JM Gen.8 M4A1 Metal Buffer Tube

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USD16.25 USD13.75
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USD16.25 USD13.75
Upgrade your stock plastic buffer tube with a superior metal one for added structural integrity to y..
USD16.25 USD13.75

Available Options

JM Gen.8 M4A1 Nylon Shell

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USD25.00 USD20.00
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USD25.00 USD20.00
Receiver shell upgrade for JM Gen.8 M4A1. Made from nylon so it is tougher and can take more abuse t..
USD25.00 USD20.00

JM Gen.8 M4A1 PMAG

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USD7.50
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USD7.50
The stock PMAG for your JM Gen 8 M4A1 blaster. Fits and work on almost all M4A1 type blaster.*Does n..
USD7.50

JM Gen.8 Nylon Gearbox

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USD23.75
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USD23.75
Semi upgraded and stronger nylon gearbox to replace the stock gen 8 gearbox. Do note that this gearb..
USD23.75

JM Gen.9 M4A1 Black Replacement Part

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USD2.50
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Black replacement parts for JM Gen.9 M4A1 blaster.-Muzzle-Bolt Release-Mag Release..
USD2.50

JM Gen.9 M4A1 Magazine

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USD10.00
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USD10.00
Standard stanag mag for JM Gen.9 M4A1. Comes with a ranger plate...
USD10.00

JM Gen.9 M4A1 T-Hop

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USD2.50
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USD2.50
T-Hop for JM Gen 9 gearbox...
USD2.50

Kublai K1 M4A1 Receiver Shell

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USD60.00
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USD60.00
If there's one thing we have to say about Kublai receiver shells is that they are super sturdy. Qual..
USD60.00

MaLiang M4A1 Classic Body Kit (JM Gen.8)

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USD37.50 USD10.00
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USD37.50 USD10.00
This is a 3D printed kit so it's not perfect.  However, you can improve the surface with some s..
USD37.50 USD10.00

Available Options

Metal Buffer Tube for M4A1

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USD15.00 USD10.00
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USD15.00 USD10.00
Metal buffer tube for M4A1 type blasters like JM Gen.9 M4A1 and Jing Ji SLR...
USD15.00 USD10.00

WELL M4A1 Stock Gearbox

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USD18.75
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USD18.75
Stock gearbox replacement unit for WELL M4A1.Does not come with any motor...
USD18.75