Best bet: Cut the cable ends off and install solder lugs!
Get the Battery Cable Terminals - H/D Truck Military Top Post type and bolt everything together. They are super!!!!
I got everything at NAPA,
H/D Truck Military Top Post Part No.s:
PHI 8618 & PHI 8619 (+ & -) part numbers...

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Supporting Vendor and Moderator of LOST05 Jeep Liberty CRD Limited 
Ironman Springs/Bilstein/Shocks
Yeti StgIV Hot Tune
Week's BatteryTray
No FCV/EGR
Samcos/ProVent
SunCoast/Transgo
Carter Intank-pmp
2mic.Sec.Fuel Filter
Flowmaster/NO CAT
V6Airbox/noVH
GM11 Bld.fan/HDClutch
IronrockArms/wwdieselMount98 Dodge Cummins 24 Valve