TNT Full Hop Up 143mm Retrofit Kit Version 3 For KSC MP9 GBB Series Color:Black align-self:stretch}#html-body [data-pb-style=NGPNQ4J]{display:flex

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Suggest For Original / Aluminum Slide Item

Including the lower receiver

- Magazine Follower

TNT Full Hop Up 143mm Retrofit Kit Version 3 For KSC MP9 GBB Series Color:Black align-self:stretch}#html-body [data-pb-style=NGPNQ4J]{display:flexProduct Descriptions: KSC MP9 TP9 upgrade kit, which corrects the original special specifications HOP UP assembly, change to uses the adjustment knob to adjust HOP UP, and the adjustment knob is made of steel, easy adjustable and more durability, the inner barrel is fixed with screws on both sides to make the ballistic performance more stable, and used regular GBB specification inner barrel (outer diameter of 8. 5mm), allowing players to follow their