Ek Chain 520Z3D-150G 520 Z 3D Premium Chain - 150 Links - Gold

3D parts are precisely manufactured, leading to a greater improvement of transmission efficiency, better acceleration and efficient engine work.Features an original special plate with a lightening hole.EK creates a hole on both ends of a pin to lighten the chain without weakening the plate according to computer analysis.The edge-cut inner plate reduces friction and realizes smooth engagement with sprocket.This plate enables the chain to be light, removes mud from the hole and dissipates heat effectively.Chrome platingReduced frictionChromium carbide pin with lighten hole in endInner plate with lighten holeImprovement of transmission efficiencyDimpled outer plateEdge-cut inner plateWeight per 100 links520Z= 3.64 lb