Service/Labor $80
Parts Added –
Buffer tube: $8
Helical/Spiral Bevel Pinion Set $16.99
3D printed back-end plate (Free)
Ultra-strong Tappet Spring (Free)
Warranty – 30 days from arrival. Free repair service (shipping not covered) if it get damaged from normal use but will not be covered if user opened the gearbox to change or modify internal parts or setting.
