06B Chain Gear Steel 41T - 50T Teeth Industrial Sprocket Wheel 129-156.2mm Product Information Product Name:Single row sprocket 08 Model:08B Material:45# carbon steel Scope of application: various transmission devices Tooth surface treatment: high frequency quenching Sample or stock: stock Colour classification. 41T/129mm 42T/132mm 43T/135mm 44T/138mm 45T/141mm 46T/144mm 47T/147mm 48T/150mm 49T/153.5mm 50T/156.2mm
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