trx 300FW or A rear disc brake conversion

I was doing some researching on my Ezgo / TRX300 project , and ran across this guy on Buggies Gone Wild who done this disc conversion on a 300 , says the parts are off a ATC200X , the post was from 2014 and I emailed mailed him and hope he is still around , I have a few questions like how is the rotor hub sealing on the axle housing

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Name:	300disc 2 .jpg
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ID:	24804
 

trx 300FW or A rear disc brake conversion

I was doing some researching on my Ezgo / TRX300 project , and ran across this guy on Buggies Gone Wild who done this disc conversion on a 300 , says the parts are off a ATC200X , the post was from 2014 and I emailed mailed him and hope he is still around , I have a few questions like how is the rotor hub sealing on the axle housing

Attached Thumbnails

Click image for larger version

Name:	300 disc 1 .jpg
Views:	N/A
Size:	270.9 KB
ID:	24803
 

Click image for larger version

Name:	300disc 2 .jpg
Views:	N/A
Size:	195.7 KB
ID:	24804