08B19H-SB Metric Sprocket 19 Tooth 12MM Stock Bore For 08B British Standard Chains TYPE C HUB Thread Diameter inch 3/8 ST#80-1-SL Shank Size 1 2 Size:F-2-3/4" Extra Thick Flat Washer
Baker’s notes & crumb story
Description
08B19H SB Metric Sprocket 19 Tooth 12MM Stock Bore For 08B British Standard Chains TYPE C HUB Thread Diameter inch 3 8 ST#80 1 SL Shank Size 1 2 Size:F 2 3 4" Extra Thick Flat Washer Thread Diameter inch 3 8 This process increases fatigue strength