Adjustable 3D Print Hop Up for JM Gen13 SJ M4 MK18
4.5 (1,234)
Sold 100+ last 30 days
20% off first order
$10.99
Color
Black
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Quantity
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Description
This adjustable 3D print Hop Up is compatible with the SJ M4 MK18 and JM Gen13 gel blasters. Improve your accuracy and precision with this professional-grade upgrade. Easy to install and use, perfect for gel blaster enthusiasts and experts...