JRA Fat 190mm rear hub


High quality 190-197mm fat rear hub fitted with stainless steel bearings. All our hubs come with a small JRA logo etching.

JRA fat rear hubs - 190mm

Fat rear hubs with 6-bolt disk mount, 32 hole.

  • fat 190mm

axle & end caps for rear 190mm fat hubs

Axle kits for fat 190mm rear hubs.

  • QR 190mm
  • 12x190mm
  • 12x197mm

freehubs for JRA hubs - M type

Freehubs for JRA hubs. These will convert your hub to run a different cassette.

  • Shimano Microspline
  • Shimano 11sp
  • Sram XD
  • Sram XD-R
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The JRA rear fat 190mm hub is available in 32 hole drilling and comes fitted with TPI stainless steel bearings.

Weight: 340g
Main hub bearings: 2 x 6902 stainless steel /  freehub 2 x 6802 (XD) or 1 x 6802, 1 x 6902 (shimano).
Hole count: 32

Hub measurements for spoke length calculations:
c-left: 45mm
c-right: 45mm
left flange diameter: 58mm
right flange diameter: 58mm


We used the best hubs we could find for our range of wheels and hubs: Bitex. We have ridden them extensively and we are convinced that they offer outstanding durability, reliability and serviceability.

All jra hubs are fitted with sealed stainless steel bearings from TPI and Enduro. Freehubs feature a patented 6 pawl engagement with 48 points in road hubs and 54 point pick-up for MTB hubs.

Additional information

Weight 142 g

JRA fat rear hubs - 190mm

Weight N/A
hub shell type

fat 190mm

axle & end caps for rear 190mm fat hubs

Weight 20 g
rear axle options

QR 190mm, 12x190mm, 12x197mm

freehubs for JRA hubs - M type

Weight 85 g
freehub type

Shimano Microspline, Shimano 11sp, Sram XD, Sram XD-R