AIP M145 Spring For AEG (SP-M145) Category_Water Bottle Bolt assembly blows back on

Bolt assembly blows back on each shot

-For Marui M4/HK416/HK417 Next Generation Recoil Shock Series Rifle

Factory code : G-103

The OTD 20LPI Waffle Tip

AIP M145 Spring For AEG (SP-M145) Category_Water Bottle Bolt assembly blows back onSuitable for Most AEG Rifle Steel Construction High elastic & durable spring with long fatigue life Suitable for Most AEG Rifle Color: Black Material: Steel Item code: SP M145 (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