Complete BT150A Shorty idler hub kit for 1250lb to 2200lb capacity Marine axles and use a 1-1/16" inner diameter bearing combination. This hub has a 5-1/2" diameter flange.

Kit includes:

• 1 -BT150A Idler hub 5 on 4-1/2" lug bolt pattern (see image on how to measure lug spacing)
  • 5-1/2" diameter flange
  • 3-1/5" overall height
  • 1/2"-20 thread pitch lug studs
  • Rated 1100 lbs capacity per side
• 2 - L44649 bearings
  • 1-1/16" (1.063") inner diameter
• 2 - L44610 bearing races (pre-installed)
• 1 - 12192TB Grease sea
  • 1.249" inner diameter
  • 1.987" outer diameter
• 1 - 1.98" outer diameter standard style cap
• 5 - 1/2"-20 thread pitch zinc plated 60 degree coned lug nuts

For use with 8", 10" and 12" wheels only

Please note: This is a specialty hub kit and normally only fits certain brand marine boat trailer axles. Please verify the overall height before ordering. This kit is not pre-assembled or pre-greased.