Minimum Plain Bore Sprockets

B&B Manufacturing® is a trusted source for quality-engineered and precision-manufactured minimum plain bore (MPB) roller chain sprockets in applications where space constraints prohibit use of a bushing to handle maximum load.

Made from steel and stainless steel, we feature MPB sprockets that include both A plate and B (hub) styles. See our full line of MPB roller chain sprockets in our catalog.

Pitches include:MPB Sprockets

  • No. 25
  • No. 35
  • No. 40
  • No. 41
  • No. 50
  • No. 60