AIP 120% Recoil Spring For Marui G17 gen4 Red Dot 90° PU hardness Piston Bucking

90° PU hardness Piston Bucking

Please read manual before use

Please take the Hexagonal Wrench to open the cover

Suitable for Tokyo Marui Desert Eagle Gas Blow Back Airsoft Pistol

AIP 120% Recoil Spring For Marui G17 gen4 Red Dot 90° PU hardness Piston BuckingSuitable 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