An assortment of connecting, offset, and regular roller chain links from Hillman. By the nature of their design, roller chain links are engineered for less friction and higher efficiency. These kinds of roller chain links are ideal for use in several domestic, industrial and agricultural applications. Full assortments of #43033 feature #2040, #2050, #2060 and #2080 extended chain sizes and contains nine (9) refills comprised of Hillman item numbers #43034 - #43042.