Arrma 4x4 Metal Differential Outdrives.  

Fits: 

• BIGROCK BLX 4X4 #ARA102723 #AR102711 

• GRANITE MEGA 4X4 #ARA102714T1 #ARA102714T2 #AR102665 #AR102676 

• GRANITE BLX 4X4 #ARA102720T1 #ARA102720T2 #AR102666 

• KRATON BLX 4X4 #ARA102690 

• OUTCAST BLX 4X4 #ARA102692 

• SENTON MEGA 4X4 #ARA102715T1 #ARA102715T2 #AR102667 #AR102678 

• SENTON BLX 4X4 #ARA102721T1 #ARA102721T2 #AR102668 

• TYPHON MEGA 4X4 #ARA102694 

• TYPHON BLX 4X4 #ARA102722 #AR102696