Comparison : Item # 60B9FJ, No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item # 60B9FL, No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item # 60B9FP, No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item # 60B9F-1, No. 60 - 3/4" Pitch - Finished Bore Sprockets
Item # 60B10FJ, No. 60 - 3/4" Pitch - Finished Bore Sprockets