RK GS428KRO-138 Gold O-Ring Chain

RK 428 KRO Heavy duty sealed ring gold chain

RK GS428HSB-138 Gold Heavy Duty Chain

RK 428HSB heavy duty gold drive chain. A reliable non sealed affordable chain for heavy duty usage. RK heavy duty chains are manufactured from carbon alloy steel, heat-treated and shot-peened for maximum strength and durability.