All XAM O-Ring chains are manufactured with hi-carbon alloy steel for strength and durability. XAM utilizes Nitrite Butadiene O-Rings to seal in lubrication and deliver smooth power with minimal ring drag or loss of horsepower.XAM O-Ring chains have X shaped seals and improved metallurgy giving you 7 times longer wearlife than standard O-Ring chains. Viewed in cross-section the X-Ring has two lubrication pools and contact lips versus the single contact design of a standard O-Ring chain. Giving the chain a longer life gives you more value for your money. All XAM O-Ring chains are manufactured with hi-carbon alloy steel for strength and durability. XAM utilizes Nitrite Butadiene O-Rings to seal in lubrication and deliver smooth power with minimal ring drag or loss of horsepower. Chain length is 114 links. Fits: Honda CB125T TWIN 1977-1979 CB175 1971-1978 CM185T 1978-1979 CM200T TWINSTAR 1981-1982 CT125 2020-2022 H100 1980-1984 Kawasaki KH100 1978-1987 KH125 1977-1980 1982 Suzuki A100 1966-1985 GN125 1982-1984 1994-2022 RV90 1973-1977 TS80ER 1981 Yamaha DT175 1974-1977 RD200 1974-1976 RS100 1976-1980 RS125 1982 YZ80 1980-1982 1984