Solid cold forged bushings and a patented pin treatment extend chain wear life and greatly reduce break-in wear. Chain pins are produced from a special boron steel to improve strength.1 American roller chain standard. Packaged chains are pre-lubricated with high quality wax-type grease and come with a necessary connecting link to join the ends.
, 2 in Wheel Width, Stainless Steel Wheel/Tread Material, Extra Hard, 201 BHN, Precision Ball, Standard Tread Shape, 1/2 in For Axle Size, No Includes Spanner Bushing, Plastic Wheel Core Material, Yes Non-Marking, 2 1/2 in Hub Length.