1.5" Angular Contact Bearing for Internal Headset - CAMPY COMPATIBLE 45 X 45 Degree - Stainless Steel


(MSRP):  $38.00

SKU: ACB-4545-150S

In stock


These all-stainless bearings offer great corrosion resistance and strength. Superior sealing system ("Split Lip") and marine duty grease offer great corrosion resistance. This bearing is a drop-in replacement for Campy internal headsets, and many Specialized frames with head tubes for tapered forks. Please check the compatibility below, or measure your existing bearings before placing your order.

  • Stainless balls with stainless races
  • Angular contact bearing
  • 52mm OD x 40mm ID x 7mm Width
  • 45 x 45 degree
  • Enduro Part # BB ACB 4545 EN SS
  • Also known as Campy ACB




    • Logic Zero Pro Integrated Drop-In Tapered 1-1/8" - 1-1/2" Bottom
    • Logic Zero Pro Road Drop-In Tapered 1-1/8" - 1-1/2" Bottom
    • Logic Zero Pro Tapered Press-fit 1-1/8" - 1-1/2" Bottom


  • Many Specialized frames with 1.5" bottom headset bearing - measure existing bearing for exact fitment.