1/4" Carbon Steel Ball/bicycle parts
Material:Carbon steel ball
AISI1008~AISI1018,AISI1045,AISI1065~AISI1086
Size: 1.0mm----80mm
Grade: G5----G1000
Carbon steel ball is very common for a ball with low price,
high hardness characteristics. Commonly used in bicycles,
bearings, castor, slide, pulleys, valves, hardware...
delivery day: 20 days