I know this is quite old, wondering if you are still looking for a Authentic Mech mod:
Vgod Mech Pro (Mech) "Excellent - 2 months old" - R1000
Vgod Trick Tank Pro "Excellent - 2 months old" - R800
CK|s Edtion Praxis + Derringer "Excellent - 2 months old" (Mech) - R2800