AIP 120% Recoil Spring For Marui G17 gen4 Red Dot Its adjustable so you can

Its adjustable so you can short stroke it to enable the user to fire short bursts in semi auto mode

GT-V03(WC)

Suitable for Tokyo Marui G17 GBB Pistol Magazine

Please take the Hexagonal Wrench to open the cover

: GLK-117C-FDE

AIP 120% Recoil Spring For Marui G17 gen4 Red Dot Its adjustable so you canSuitable for Marui G17 gen4 As always, upgrading GBB require necessary skill & technique, consult expertise if needed Material: Metal Item Code: AIP019 TMG4 (The following content is prohibited for any unauthorized use; Rainbow 8 Hong Kong reserves the right for any legal action.) * Toys only, please be safe use of air guns and must be follow the local law requirement for all airsoft use. * * Please note: installing parts assemble fitting airsoft gun