100BB12H-3/4" Bore Idler Sprocket with Insert Bearing 204KRR2 for #100 Roller Chain W-SERIES HUBS Fits #120 Roller Chain ST#80-1-SL Shank Size 1 2 Size:F-2-3/4" Extra Thick Flat Washer
Baker’s notes & crumb story
Description
100BB12H 3 4" Bore Idler Sprocket with Insert Bearing 204KRR2 for #100 Roller Chain W SERIES HUBS Fits #120 Roller Chain ST#80 1 SL Shank Size 1 2 Size:F 2 3 4" Extra Thick Flat Washer Fits #120 Roller Chain Size: 4R 8V2120