Guarder Magazine Spring/Follower for MARUI USP Category_Bolt Carrier ・ Intelligent Power Control・ Micro

・ Intelligent Power Control・ Micro USB Charging・ Up to 35 RPS・ Package contents

: NB-19(TAN)

40 Silver)

and an upgraded high-speed gear set

- SUS304 Precision Cylinder

Guarder Magazine Spring/Follower for MARUI USP Category_Bolt Carrier ・ Intelligent Power Control・ MicroFollower Material by POM Enhancement For MARUI USP GBB use only Material: POM Color: Black Item no.: USP 18 * 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 will need intermediate knowledge; for expert or airsoft gunsmith. Please refer to your airsoft gunsmith for proper installation fitting. Fitting may be needed as the