Comparison : |
Item # 03B-8B, 3.2 mm Roller Diameter Sprocket Item # 03B-9B, 3.2 mm Roller Diameter Sprocket Item # 03B-10B, 3.2 mm Roller Diameter Sprocket Item # 03B-11B, 3.2 mm Roller Diameter Sprocket Item # 03B-12B, 3.2 mm Roller Diameter Sprocket
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