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JM J13 SJ M4 MK18 Hop Up

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JM J13 SJ M4 MK18 Hop Up

SJ M4 MK18 JM Gen13 Adjustable Hop Up

for jm gen13, sijun sj m4 and sj mk18 gel ball blasters

Brand: DK

Material: nylon

Length: 50mm

Outer dia: 13mm

Inner dia: 9.5mm

Package: 1x sj m4 cqb hopup

$3.30

Original: $10.99

-70%

JM J13 SJ M4 MK18 Hop Up—

$10.99

$3.30

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Description

SJ M4 MK18 JM Gen13 Adjustable Hop Up

for jm gen13, sijun sj m4 and sj mk18 gel ball blasters

Brand: DK

Material: nylon

Length: 50mm

Outer dia: 13mm

Inner dia: 9.5mm

Package: 1x sj m4 cqb hopup