How to upgrade a DoubleE electric EC160E RC Volvo excavator to CNC 3 arm hydraulic

here is the link from my shop website, oliverhobby.com/products/cut-...
If you have any questions or are not sure whether it is the correct item you want, pls feel free to contact me before purchasing. please add my Facebook: Oliver Lan , profile.php?... ,or WhatsApp [phone]
#This product is only suitable for toy models and is not suitable for real vehicles
#Specification:
Manufacturer: CUT
Condition: New
Material: Metal
Suitable for: 1/14 EC160E RC Excavator Remote Control Digger Model
ID: CUT-SY010-3JB
#The Package Includes:
1pc CNC 3 Arms Upgraded Set with Hydraulic System

[@toucanhobby2400]

here is the link from my shop website, oliverhobby.com/products/cut-sy010-3jb-spf7?_pos=1&_sid=e0c1d100f&_ss=r
If you have any questions or are not sure whether it is the correct item you want, pls feel free to contact me before purchasing. please add my Facebook: Oliver Lan , facebook.com/profile.php?id=100083176249155&mibextid=YMEMSu ,or WhatsApp [phone]

[@Squidward_day]

이야

[@toucanhobby2400]

Good day would you like one set?